Q: Is 144,720 a Prime Number?
A: No, 144,720 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 144720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 67 72 80 90 108 120 134 135 144 180 201 216 240 268 270 335 360 402 432 536 540 603 670 720 804 1,005 1,072 1,080 1,206 1,340 1,608 1,809 2,010 2,160 2,412 2,680 3,015 3,216 3,618 4,020 4,824 5,360 6,030 7,236 8,040 9,045 9,648 12,060 14,472 16,080 18,090 24,120 28,944 36,180 48,240 72,360 and 144,720, with no remainder.
Since 144,720 cannot be divided by just 1 and 144,720, it is not a prime number.