Q: Is 3,127,120 a Prime Number?
A: No, 3,127,120 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 3127120 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 39,089 78,178 156,356 195,445 312,712 390,890 625,424 781,780 1,563,560 and 3,127,120, with no remainder.
Since 3,127,120 cannot be divided by just 1 and 3,127,120, it is not a prime number.