Q: Is 131,920 a Prime Number?
A: No, 131,920 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 131920 can be evenly divided by 1 2 4 5 8 10 16 17 20 34 40 68 80 85 97 136 170 194 272 340 388 485 680 776 970 1,360 1,552 1,649 1,940 3,298 3,880 6,596 7,760 8,245 13,192 16,490 26,384 32,980 65,960 and 131,920, with no remainder.
Since 131,920 cannot be divided by just 1 and 131,920, it is not a prime number.