Q: Is 123,136 a Prime Number?
A: No, 123,136 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 123136 can be evenly divided by 1 2 4 8 13 16 26 32 37 52 64 74 104 128 148 208 256 296 416 481 592 832 962 1,184 1,664 1,924 2,368 3,328 3,848 4,736 7,696 9,472 15,392 30,784 61,568 and 123,136, with no remainder.
Since 123,136 cannot be divided by just 1 and 123,136, it is not a prime number.