Q: Is 1,242,840 a Composite Number?
A: Yes, 1,242,840 is a composite number.
The number 1,242,840 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 10,357 20,714 31,071 41,428 51,785 62,142 82,856 103,570 124,284 155,355 207,140 248,568 310,710 414,280 621,420 and 1,242,840, with no remainder.
Since 1,242,840 cannot be divided by just 1 and 1,242,840, it is a composite number.