Q: Is 161,120 a Prime Number?
A: No, 161,120 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 161120 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 53 76 80 95 106 152 160 190 212 265 304 380 424 530 608 760 848 1,007 1,060 1,520 1,696 2,014 2,120 3,040 4,028 4,240 5,035 8,056 8,480 10,070 16,112 20,140 32,224 40,280 80,560 and 161,120, with no remainder.
Since 161,120 cannot be divided by just 1 and 161,120, it is not a prime number.