Q: Is 12,345,264 a Composite Number?

Why is 12,345,264 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 12,345,264 can be evenly divided by 1 2 3 4 6 8 9 12 16 17 18 24 27 34 36 41 48 51 54 68 72 82 102 108 123 136 144 153 164 204 216 246 272 306 328 369 408 432 459 492 612 656 697 738 816 918 984 1,107 1,224 1,394 1,476 1,681 1,836 1,968 2,091 2,214 2,448 2,788 2,952 3,362 3,672 4,182 4,428 5,043 5,576 5,904 6,273 6,724 7,344 8,364 8,856 10,086 11,152 12,546 13,448 15,129 16,728 17,712 18,819 20,172 25,092 26,896 28,577 30,258 33,456 37,638 40,344 45,387 50,184 57,154 60,516 75,276 80,688 85,731 90,774 100,368 114,308 121,032 150,552 171,462 181,548 228,616 242,064 257,193 301,104 342,924 363,096 457,232 514,386 685,848 726,192 771,579 1,028,772 1,371,696 1,543,158 2,057,544 3,086,316 4,115,088 6,172,632 and 12,345,264, with no remainder.

Since 12,345,264 cannot be divided by just 1 and 12,345,264, it is a composite number.

More Examples

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