Q: Is 1,122,840 a Prime Number?
A: No, 1,122,840 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 1122840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 3,119 6,238 9,357 12,476 15,595 18,714 24,952 28,071 31,190 37,428 46,785 56,142 62,380 74,856 93,570 112,284 124,760 140,355 187,140 224,568 280,710 374,280 561,420 and 1,122,840, with no remainder.
Since 1,122,840 cannot be divided by just 1 and 1,122,840, it is not a prime number.