Q: Is 8,078,742 a Prime Number?
A: No, 8,078,742 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 8078742 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 97 126 194 291 582 661 679 873 1,322 1,358 1,746 1,983 2,037 3,966 4,074 4,627 5,949 6,111 9,254 11,898 12,222 13,881 27,762 41,643 64,117 83,286 128,234 192,351 384,702 448,819 577,053 897,638 1,154,106 1,346,457 2,692,914 4,039,371 and 8,078,742, with no remainder.
Since 8,078,742 cannot be divided by just 1 and 8,078,742, it is not a prime number.