Q: Is 3,720 a Prime Number?
A: No, 3,720 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 3720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 60 62 93 120 124 155 186 248 310 372 465 620 744 930 1,240 1,860 and 3,720, with no remainder.
Since 3,720 cannot be divided by just 1 and 3,720, it is not a prime number.