Q: Is 1,238,072 a Prime Number?
A: No, 1,238,072 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 1238072 can be evenly divided by 1 2 4 8 11 22 44 88 121 242 484 968 1,279 2,558 5,116 10,232 14,069 28,138 56,276 112,552 154,759 309,518 619,036 and 1,238,072, with no remainder.
Since 1,238,072 cannot be divided by just 1 and 1,238,072, it is not a prime number.