Q: Is 30,488,920 a Composite Number?

Why is 30,488,920 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 30,488,920 can be evenly divided by 1 2 4 5 7 8 10 11 14 19 20 22 28 35 38 40 44 55 56 70 76 77 88 95 110 133 140 152 154 190 209 220 266 280 308 380 385 418 440 521 532 616 665 760 770 836 1,042 1,045 1,064 1,330 1,463 1,540 1,672 2,084 2,090 2,605 2,660 2,926 3,080 3,647 4,168 4,180 5,210 5,320 5,731 5,852 7,294 7,315 8,360 9,899 10,420 11,462 11,704 14,588 14,630 18,235 19,798 20,840 22,924 28,655 29,176 29,260 36,470 39,596 40,117 45,848 49,495 57,310 58,520 69,293 72,940 79,192 80,234 98,990 108,889 114,620 138,586 145,880 160,468 197,980 200,585 217,778 229,240 277,172 320,936 346,465 395,960 401,170 435,556 544,445 554,344 692,930 762,223 802,340 871,112 1,088,890 1,385,860 1,524,446 1,604,680 2,177,780 2,771,720 3,048,892 3,811,115 4,355,560 6,097,784 7,622,230 15,244,460 and 30,488,920, with no remainder.

Since 30,488,920 cannot be divided by just 1 and 30,488,920, 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).