Q: Is 115,840 a Prime Number?
A: No, 115,840 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 115840 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 181 320 362 640 724 905 1,448 1,810 2,896 3,620 5,792 7,240 11,584 14,480 23,168 28,960 57,920 and 115,840, with no remainder.
Since 115,840 cannot be divided by just 1 and 115,840, it is not a prime number.