Q: Is 121,740 a Prime Number?
A: No, 121,740 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 121740 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 2,029 4,058 6,087 8,116 10,145 12,174 20,290 24,348 30,435 40,580 60,870 and 121,740, with no remainder.
Since 121,740 cannot be divided by just 1 and 121,740, it is not a prime number.