Q: Is 1,387,748 a Prime Number?
A: No, 1,387,748 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 1387748 can be evenly divided by 1 2 4 233 466 932 1,489 2,978 5,956 346,937 693,874 and 1,387,748, with no remainder.
Since 1,387,748 cannot be divided by just 1 and 1,387,748, it is not a prime number.