Multiples of 1800

Q: What are the multiples of 1800 up to 1000?

1800 is greater than 1,000, so its first multiple is already above that range.

Q: What is the 10th multiple of 1800?

The 10th multiple of 1800 is 1800 × 10 = 18000.

The multiples of 1800 are 1800, 3600, 5400, 7200, 9000, 10800, 12600, 14400, 16200, 18000, and so on — every number you get by multiplying 1800 by a whole number. The list never ends.

Below you will find the full multiplication table for 1800 up to 100×, the complete list of multiples up to 1,000, a calculator that checks any number for you, and the factors and patterns behind them.

Parity: Even
Type: Composite
Factors: 36
Prime factors: 2³ × 3² × 5²
1800 squared: 3,240,000

Multiply 1800 by anything

Type any whole number and the answer appears instantly.

Is a number a multiple of 1800?

Divides the number by 1800 and tells you whether it goes in exactly.

Skip counting by 1800

Counting in 1800s is the fastest way to reach any multiple without multiplying. Each hop below adds another 1800.

Skip counting from 0 in steps of 1800.

Table of multiples of 1800 (1 to 100)

The complete multiplication table for 1800, from 1800 × 1 to 1800 × 100.

#	Expression	Result
1	1800 × 1	1,800
2	1800 × 2	3,600
3	1800 × 3	5,400
4	1800 × 4	7,200
5	1800 × 5	9,000
6	1800 × 6	10,800
7	1800 × 7	12,600
8	1800 × 8	14,400
9	1800 × 9	16,200
10	1800 × 10	18,000
11	1800 × 11	19,800
12	1800 × 12	21,600
13	1800 × 13	23,400
14	1800 × 14	25,200
15	1800 × 15	27,000
16	1800 × 16	28,800
17	1800 × 17	30,600
18	1800 × 18	32,400
19	1800 × 19	34,200
20	1800 × 20	36,000
21	1800 × 21	37,800
22	1800 × 22	39,600
23	1800 × 23	41,400
24	1800 × 24	43,200
25	1800 × 25	45,000
26	1800 × 26	46,800
27	1800 × 27	48,600
28	1800 × 28	50,400
29	1800 × 29	52,200
30	1800 × 30	54,000
31	1800 × 31	55,800
32	1800 × 32	57,600
33	1800 × 33	59,400
34	1800 × 34	61,200
35	1800 × 35	63,000
36	1800 × 36	64,800
37	1800 × 37	66,600
38	1800 × 38	68,400
39	1800 × 39	70,200
40	1800 × 40	72,000
41	1800 × 41	73,800
42	1800 × 42	75,600
43	1800 × 43	77,400
44	1800 × 44	79,200
45	1800 × 45	81,000
46	1800 × 46	82,800
47	1800 × 47	84,600
48	1800 × 48	86,400
49	1800 × 49	88,200
50	1800 × 50	90,000
51	1800 × 51	91,800
52	1800 × 52	93,600
53	1800 × 53	95,400
54	1800 × 54	97,200
55	1800 × 55	99,000
56	1800 × 56	100,800
57	1800 × 57	102,600
58	1800 × 58	104,400
59	1800 × 59	106,200
60	1800 × 60	108,000
61	1800 × 61	109,800
62	1800 × 62	111,600
63	1800 × 63	113,400
64	1800 × 64	115,200
65	1800 × 65	117,000
66	1800 × 66	118,800
67	1800 × 67	120,600
68	1800 × 68	122,400
69	1800 × 69	124,200
70	1800 × 70	126,000
71	1800 × 71	127,800
72	1800 × 72	129,600
73	1800 × 73	131,400
74	1800 × 74	133,200
75	1800 × 75	135,000
76	1800 × 76	136,800
77	1800 × 77	138,600
78	1800 × 78	140,400
79	1800 × 79	142,200
80	1800 × 80	144,000
81	1800 × 81	145,800
82	1800 × 82	147,600
83	1800 × 83	149,400
84	1800 × 84	151,200
85	1800 × 85	153,000
86	1800 × 86	154,800
87	1800 × 87	156,600
88	1800 × 88	158,400
89	1800 × 89	160,200
90	1800 × 90	162,000
91	1800 × 91	163,800
92	1800 × 92	165,600
93	1800 × 93	167,400
94	1800 × 94	169,200
95	1800 × 95	171,000
96	1800 × 96	172,800
97	1800 × 97	174,600
98	1800 × 98	176,400
99	1800 × 99	178,200
100	1800 × 100	180,000

Multiples of 1800 up to 100

1800 is larger than 100, so it has no multiples below 100. Its first multiple is 1,800 itself.

Multiples of 1800 up to 1000

1,800 is greater than 1,000, so its first multiple already sits above that range.

Factors of 1800

Factors are the mirror image of multiples: they divide into 1800 exactly, rather than being built from it. The factors of 1800 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800.

Written as pairs: 1 × 1800, 2 × 900, 3 × 600, 4 × 450, 5 × 360, 6 × 300, 8 × 225, 9 × 200, 10 × 180, 12 × 150, 15 × 120, 18 × 100, 20 × 90, 24 × 75, 25 × 72, 30 × 60, 36 × 50, 40 × 45.

Broken all the way down into primes, 1800 = 2³ × 3² × 5².

Common multiples of 1800 and other numbers

The lowest common multiple (LCM) of two numbers is the smallest number that appears in both of their multiplication tables. Here is 1800 paired with the numbers it is most often compared to.

Pair	LCM	Greatest common factor	Next common multiple
1800 and 2	1,800	2	3,600
1800 and 3	1,800	3	3,600
1800 and 4	1,800	4	3,600
1800 and 5	1,800	5	3,600
1800 and 6	1,800	6	3,600

How to find the multiples of 1800

Start at 1800 and keep adding 1800. That gives 1800, 3600, 5400, 7200, 9000, and the pattern continues for as long as you want to go. Multiplying is simply a shortcut for the same thing: 1800 × 7 = 12,600 saves you counting seven hops one at a time.

Patterns in the multiples of 1800

Because 1800 is even, every one of its multiples is even too — you will never find an odd number in this table.

Multiples of 1800 always end in 0 or 5, which is why they turn up so often in money and measurement problems.

Frequently asked questions

What are the multiples of 1800?

The multiples of 1800 are 1800, 3600, 5400, 7200, 9000, 10800, 12600, 14400, 16200, 18000, and so on. Each one is 1800 multiplied by a whole number, so the list continues without end.

What are the multiples of 1800 up to 100?

1800 is larger than 100, so it has no multiples in that range.

What are the multiples of 1800 up to 1000?

1,800 is greater than 1,000, so its first multiple is already above that range.

What is the 10th multiple of 1800?

The 10th multiple of 1800 is 1800 × 10 = 18,000.

What are the factors of 1800?

The factors of 1800 are 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800 — 36 in total. Factors divide into 1800; multiples are built out of it.

Is 1800 a prime number?

No. 1800 is a composite number — it has 36 factors, and breaks down into 2³ × 3² × 5².

What is the LCM of 1800 and 2?

The lowest common multiple of 1800 and 2 is 1,800. It is the first number that appears in both multiplication tables.