Q: Is 2,145,024 a Composite Number?

Why is 2,145,024 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 2,145,024 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 49 56 57 63 64 72 76 84 96 98 112 114 126 128 133 144 147 152 168 171 192 196 224 228 252 256 266 288 294 304 336 342 384 392 399 441 448 456 504 532 576 588 608 672 684 768 784 798 882 896 912 931 1,008 1,064 1,152 1,176 1,197 1,216 1,344 1,368 1,568 1,596 1,764 1,792 1,824 1,862 2,016 2,128 2,304 2,352 2,394 2,432 2,688 2,736 2,793 3,136 3,192 3,528 3,648 3,724 4,032 4,256 4,704 4,788 4,864 5,376 5,472 5,586 6,272 6,384 7,056 7,296 7,448 8,064 8,379 8,512 9,408 9,576 10,944 11,172 12,544 12,768 14,112 14,592 14,896 16,128 16,758 17,024 18,816 19,152 21,888 22,344 25,536 28,224 29,792 33,516 34,048 37,632 38,304 43,776 44,688 51,072 56,448 59,584 67,032 76,608 89,376 102,144 112,896 119,168 134,064 153,216 178,752 238,336 268,128 306,432 357,504 536,256 715,008 1,072,512 and 2,145,024, with no remainder.

Since 2,145,024 cannot be divided by just 1 and 2,145,024, 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).