Q: Is 3,078,765 a Prime Number?
A: No, 3,078,765 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 3078765 can be evenly divided by 1 3 5 9 15 31 45 93 155 279 465 1,395 2,207 6,621 11,035 19,863 33,105 68,417 99,315 205,251 342,085 615,753 1,026,255 and 3,078,765, with no remainder.
Since 3,078,765 cannot be divided by just 1 and 3,078,765, it is not a prime number.