Q: Is 338,920 a Prime Number?
A: No, 338,920 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 338920 can be evenly divided by 1 2 4 5 8 10 20 37 40 74 148 185 229 296 370 458 740 916 1,145 1,480 1,832 2,290 4,580 8,473 9,160 16,946 33,892 42,365 67,784 84,730 169,460 and 338,920, with no remainder.
Since 338,920 cannot be divided by just 1 and 338,920, it is not a prime number.