Q: Is 42,770 a Prime Number?
A: No, 42,770 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 42770 can be evenly divided by 1 2 5 7 10 13 14 26 35 47 65 70 91 94 130 182 235 329 455 470 611 658 910 1,222 1,645 3,055 3,290 4,277 6,110 8,554 21,385 and 42,770, with no remainder.
Since 42,770 cannot be divided by just 1 and 42,770, it is not a prime number.