Q: Is 261,133,120 a Composite Number?

Why is 261,133,120 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 261,133,120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 53 64 80 89 106 160 173 178 212 265 320 346 356 424 445 530 692 712 848 865 890 1,060 1,384 1,424 1,696 1,730 1,780 2,120 2,768 2,848 3,392 3,460 3,560 4,240 4,717 5,536 5,696 6,920 7,120 8,480 9,169 9,434 11,072 13,840 14,240 15,397 16,960 18,338 18,868 23,585 27,680 28,480 30,794 36,676 37,736 45,845 47,170 55,360 61,588 73,352 75,472 76,985 91,690 94,340 123,176 146,704 150,944 153,970 183,380 188,680 246,352 293,408 301,888 307,940 366,760 377,360 492,704 586,816 615,880 733,520 754,720 816,041 985,408 1,231,760 1,467,040 1,509,440 1,632,082 2,463,520 2,934,080 3,264,164 4,080,205 4,927,040 6,528,328 8,160,410 13,056,656 16,320,820 26,113,312 32,641,640 52,226,624 65,283,280 130,566,560 and 261,133,120, with no remainder.

Since 261,133,120 cannot be divided by just 1 and 261,133,120, 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).