21310311204

Names of 21310311204

• Cardinal: 21310311204 can be written as Twenty-one billion, three hundred ten million, three hundred eleven thousand, two hundred four.

Scientific notation

• Scientific notation: 2.1310311204 × 10¹⁰

Factors of 21310311204

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 717

Divisors of 21310311204

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 61 63 78 84 91 117 122 126 156 169 182 183 234 244 252 273 338 364 366 427 468 507 546 549 631 676 732 793 819 854 1014 1092 1098 1183 1262 1281 1521 1586 1638 1708 1893 2028 2196 2197 2366 2379 2524 2562 3042 3172 3276 3549 3786 3843 4394 4417 4732 4758 5124 5551 5679 6084 6591 7098 7137 7572 7686 8203 8788 8834 9516 10309 10647 11102 11358 13182 13251 14196 14274 15372 15379 16406 16653 17668 19773 20618 21294 22204 22716 24609 26364 26502 28548 30758 30927 32812 33306 38491 39546 39753 41236 42588 46137 49218 49959 53004 57421 61516 61854 66612 72163 73827 76982 79092 79506 92274 92781 98436 99918 106639 114842 115473 123708 134017 138411 144326 147654 153964 159012 172263 184548 185562 199836 213278 216489 229684 230946 268034 269437 276822 288652 295308 319917 344526 346419 371124 402051 426556 432978 461892 500383 516789 536068 538874 553644 639834 649467 689052 692838 746473 804102 808311 865956 938119 959751 1000766 1033578 1077748 1206153 1279668 1298934 1385676 1386307 1492946 1501149 1608204 1616622 1876238 1919502 2001532 2067156 2239419 2412306 2424933 2597868 2772614 2814357 2985892 3002298 3233244 3502681 3752476 3839004 4158921 4478838 4503447 4824612 4849866 5545228 5628714 6004596 6504979 6718257 7005362 8317842 8443071 8957676 9006894 9699732 9704149 10508043 11257428 12476763 13009958 13436514 14010724 16635684 16886142 18013788 19408298 19514937 21016086 24953526 26019916 26873028 29112447 31524129 33772284 38816596 39029874 42032172 45534853 49907052 58224894 58544811 63048258 78059748 84564727 87337341 91069706 116449788 117089622 126096516 136604559 169129454 174674682 182139412 234179244 253694181 273209118 338258908 349349364 409813677 507388362 546418236 591953089 761082543 819627354 1014776724 1183906178 1522165086 1639254708 1775859267 2367812356 3044330172 3551718534 5327577801 7103437068 10655155602 21310311204
• Sum of all divisors σ(n): 67891765760
• Sum of proper divisors (its aliquot sum) s(n): 46581454556
• 21310311204 is an abundant number, because the sum of its proper divisors (46581454556) is greater than itself. Its abundance is 25271143352

Bases of 21310311204

• Binary: 10011110110001100011000101100100100₂
• Hexadecimal: 0x4F6318B24
• Base-36: 9SFLXD0

Squares and roots of 21310311204

• 21310311204 squared (21310311204²) is 454129363611327929616
• 21310311204 cubed (21310311204³) is 9677638065431871479813968217664
• The square root of 21310311204 is 145980.5165218975
• The cube root of 21310311204 is 2772.4470724979

Scales and comparisons

• 21,310,311,204 seconds is equal to 677 years, 31 weeks, 2 days, 2 hours, 53 minutes, 24 seconds.
• To count from 1 to 21,310,311,204 would take you about one thousand, three hundred fifty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21310311204 cubic inches would be around 231 feet tall.

Recreational maths with 21310311204

• 21310311204 backwards is 40211301312
• 21310311204 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21310311204's digits is 18
• More coming soon!