Q: Is 1,666,742 a Prime Number?
A: No, 1,666,742 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 1666742 can be evenly divided by 1 2 7 11 14 22 77 79 137 154 158 274 553 869 959 1,106 1,507 1,738 1,918 3,014 6,083 10,549 10,823 12,166 21,098 21,646 75,761 119,053 151,522 238,106 833,371 and 1,666,742, with no remainder.
Since 1,666,742 cannot be divided by just 1 and 1,666,742, it is not a prime number.