Q: Is 165,312 a Prime Number?
A: No, 165,312 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 165312 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 41 42 48 56 63 64 72 82 84 96 112 123 126 144 164 168 192 224 246 252 287 288 328 336 369 448 492 504 574 576 656 672 738 861 984 1,008 1,148 1,312 1,344 1,476 1,722 1,968 2,016 2,296 2,583 2,624 2,952 3,444 3,936 4,032 4,592 5,166 5,904 6,888 7,872 9,184 10,332 11,808 13,776 18,368 20,664 23,616 27,552 41,328 55,104 82,656 and 165,312, with no remainder.
Since 165,312 cannot be divided by just 1 and 165,312, it is not a prime number.