Q: Is 121,760 a Prime Number?
A: No, 121,760 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 121760 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 761 1,522 3,044 3,805 6,088 7,610 12,176 15,220 24,352 30,440 60,880 and 121,760, with no remainder.
Since 121,760 cannot be divided by just 1 and 121,760, it is not a prime number.