Q: Is 780,828 a Prime Number?
A: No, 780,828 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 780828 can be evenly divided by 1 2 3 4 6 12 31 62 93 124 186 372 2,099 4,198 6,297 8,396 12,594 25,188 65,069 130,138 195,207 260,276 390,414 and 780,828, with no remainder.
Since 780,828 cannot be divided by just 1 and 780,828, it is not a prime number.