Q: Is 445,920 a Prime Number?
A: No, 445,920 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 445920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 929 1,858 2,787 3,716 4,645 5,574 7,432 9,290 11,148 13,935 14,864 18,580 22,296 27,870 29,728 37,160 44,592 55,740 74,320 89,184 111,480 148,640 222,960 and 445,920, with no remainder.
Since 445,920 cannot be divided by just 1 and 445,920, it is not a prime number.