Q: Is 421,040,340 a Composite Number?

Why is 421,040,340 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 421,040,340 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 49 60 63 70 84 90 98 105 126 140 147 180 196 210 245 252 294 315 420 441 490 588 630 735 882 980 1,260 1,470 1,764 2,205 2,940 4,410 8,820 47,737 95,474 143,211 190,948 238,685 286,422 334,159 429,633 477,370 572,844 668,318 716,055 859,266 954,740 1,002,477 1,336,636 1,432,110 1,670,795 1,718,532 2,004,954 2,148,165 2,339,113 2,864,220 3,007,431 3,341,590 4,009,908 4,296,330 4,678,226 5,012,385 6,014,862 6,683,180 7,017,339 8,592,660 9,356,452 10,024,770 11,695,565 12,029,724 14,034,678 15,037,155 20,049,540 21,052,017 23,391,130 28,069,356 30,074,310 35,086,695 42,104,034 46,782,260 60,148,620 70,173,390 84,208,068 105,260,085 140,346,780 210,520,170 and 421,040,340, with no remainder.

Since 421,040,340 cannot be divided by just 1 and 421,040,340, 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).