Q: Is 842,920 a Prime Number?
A: No, 842,920 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 842920 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 1,621 3,242 6,484 8,105 12,968 16,210 21,073 32,420 42,146 64,840 84,292 105,365 168,584 210,730 421,460 and 842,920, with no remainder.
Since 842,920 cannot be divided by just 1 and 842,920, it is not a prime number.