Q: Is 1,375,740 a Prime Number?
A: No, 1,375,740 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 1375740 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 7,643 15,286 22,929 30,572 38,215 45,858 68,787 76,430 91,716 114,645 137,574 152,860 229,290 275,148 343,935 458,580 687,870 and 1,375,740, with no remainder.
Since 1,375,740 cannot be divided by just 1 and 1,375,740, it is not a prime number.