Q: Is 232,421,200 a Prime Number?

Why is 232,421,200 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 232421200 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 101 110 176 200 202 220 275 400 404 440 505 523 550 808 880 1,010 1,046 1,100 1,111 1,616 2,020 2,092 2,200 2,222 2,525 2,615 4,040 4,184 4,400 4,444 5,050 5,230 5,555 5,753 8,080 8,368 8,888 10,100 10,460 11,110 11,506 13,075 17,776 20,200 20,920 22,220 23,012 26,150 27,775 28,765 40,400 41,840 44,440 46,024 52,300 52,823 55,550 57,530 88,880 92,048 104,600 105,646 111,100 115,060 143,825 209,200 211,292 222,200 230,120 264,115 287,650 422,584 444,400 460,240 528,230 575,300 581,053 845,168 1,056,460 1,150,600 1,162,106 1,320,575 2,112,920 2,301,200 2,324,212 2,641,150 2,905,265 4,225,840 4,648,424 5,282,300 5,810,530 9,296,848 10,564,600 11,621,060 14,526,325 21,129,200 23,242,120 29,052,650 46,484,240 58,105,300 116,210,600 and 232,421,200, with no remainder.

Since 232,421,200 cannot be divided by just 1 and 232,421,200, it is not a prime number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).