Any of its factors
1155 =
5 x 231 =
3 x 5 x 77 =
3 x 5 x 7 x 11
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As a product of its prime factors: 3*5*7*11 = 1155. From the given information its factors can be worked out and that 1 and 1155 are also factors
3 x 5 x 7 x 11 = 1155
Common factors of 2850 and 1155 are: 1, 3, 5, and 15.
The factors of 1155 are 1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, and 1155. The prime factorsof 1155 are 3 x 5 x 7 x 11.
To round 1155 to the nearest 10, we look at the digit in the tens place, which is 5. Since 5 is equal to or greater than 5, we round up. Therefore, 1155 rounded to the nearest 10 is 1160.