Q: Is 776,874 a Prime Number?
A: No, 776,874 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 776874 can be evenly divided by 1 2 3 6 7 14 21 42 53 106 159 318 349 371 698 742 1,047 1,113 2,094 2,226 2,443 4,886 7,329 14,658 18,497 36,994 55,491 110,982 129,479 258,958 388,437 and 776,874, with no remainder.
Since 776,874 cannot be divided by just 1 and 776,874, it is not a prime number.