Q: Is 2,142,075 a Prime Number?
A: No, 2,142,075 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 2142075 can be evenly divided by 1 3 5 13 15 25 39 65 75 169 195 325 507 845 975 2,197 2,535 4,225 6,591 10,985 12,675 28,561 32,955 54,925 85,683 142,805 164,775 428,415 714,025 and 2,142,075, with no remainder.
Since 2,142,075 cannot be divided by just 1 and 2,142,075, it is not a prime number.