Q: Is 311,740 a Prime Number?
A: No, 311,740 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 311740 can be evenly divided by 1 2 4 5 10 11 13 20 22 26 44 52 55 65 109 110 130 143 218 220 260 286 436 545 572 715 1,090 1,199 1,417 1,430 2,180 2,398 2,834 2,860 4,796 5,668 5,995 7,085 11,990 14,170 15,587 23,980 28,340 31,174 62,348 77,935 155,870 and 311,740, with no remainder.
Since 311,740 cannot be divided by just 1 and 311,740, it is not a prime number.