Q: Is 67,440 a Prime Number?
A: No, 67,440 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 67440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 281 562 843 1,124 1,405 1,686 2,248 2,810 3,372 4,215 4,496 5,620 6,744 8,430 11,240 13,488 16,860 22,480 33,720 and 67,440, with no remainder.
Since 67,440 cannot be divided by just 1 and 67,440, it is not a prime number.