21723499512

Names of 21723499512

• Cardinal: 21723499512 can be written as Twenty-one billion, seven hundred twenty-three million, four hundred ninety-nine thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.1723499512 × 10¹⁰

Factors of 21723499512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3595

Divisors of 21723499512

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 18 22 24 26 27 33 36 39 44 52 54 66 67 72 78 81 88 99 104 108 117 132 134 143 156 162 198 201 216 234 264 268 286 297 312 324 351 396 402 429 468 536 572 594 603 648 702 737 792 804 858 871 891 936 1053 1144 1188 1206 1287 1404 1474 1608 1716 1742 1782 1809 2106 2211 2376 2412 2574 2613 2808 2948 3432 3484 3499 3564 3618 3861 4212 4422 4824 5148 5226 5427 5896 6633 6968 6998 7128 7236 7722 7839 8424 8844 9581 10296 10452 10497 10854 11583 13266 13996 14472 15444 15678 17688 19162 19899 20904 20994 21708 23166 23517 26532 27992 28743 30888 31356 31491 38324 38489 39798 41988 43416 45487 46332 47034 53064 57486 59697 62712 62982 70551 76648 76978 79596 83976 86229 90974 92664 94068 94473 114972 115467 119394 125964 136461 141102 153956 159192 172458 181948 188136 188946 229944 230934 234433 238788 251928 258687 272922 282204 283419 307912 344916 346401 363896 377892 409383 461868 468866 477576 500357 517374 545844 564408 566838 689832 692802 703299 755784 776061 818766 923736 937732 1000714 1034748 1039203 1091688 1133676 1228149 1385604 1406598 1501071 1552122 1637532 1875464 2001428 2069496 2078406 2109897 2267352 2456298 2578763 2771208 2813196 3002142 3047629 3104244 3117609 3275064 3684447 4002856 4156812 4219794 4503213 4912596 5157526 5626392 6004284 6095258 6208488 6235218 6329691 7368894 7736289 8313624 8439588 9006426 9142887 9825192 10315052 12008568 12190516 12470436 12659382 13509639 14737788 15472578 16879176 18012852 18285774 18989073 20630104 23208867 24381032 24940872 25318764 27019278 27428661 29475576 30945156 33523919 36025704 36571548 37978146 40528917 46417734 50637528 54038556 54857322 61890312 67047838 69626601 73143096 75956292 81057834 82285983 92835468 100571757 108077112 109714644 134095676 139253202 151912584 162115668 164571966 185670936 201143514 208879803 219429288 246857949 268191352 278506404 301715271 324231336 329143932 402287028 417759606 493715898 557012808 603430542 658287864 804574056 835519212 905145813 987431796 1206861084 1671038424 1810291626 1974863592 2413722168 2715437439 3620583252 5430874878 7241166504 10861749756 21723499512
• Sum of all divisors σ(n): 72570960000
• Sum of proper divisors (its aliquot sum) s(n): 50847460488
• 21723499512 is an abundant number, because the sum of its proper divisors (50847460488) is greater than itself. Its abundance is 29123960976

Bases of 21723499512

• Binary: 10100001110110100100100101111111000₂
• Hexadecimal: 0x50ED24BF8
• Base-36: 9Z9LZI0

Squares and roots of 21723499512

• 21723499512 squared (21723499512²) is 471910431047864238144
• 21723499512 cubed (21723499512³) is 10251546018575988425963435785728
• The square root of 21723499512 is 147388.9395850313
• The cube root of 21723499512 is 2790.2509382341

Scales and comparisons

• 21,723,499,512 seconds is equal to 690 years, 38 weeks, 3 days, 9 hours, 25 minutes, 12 seconds.
• To count from 1 to 21,723,499,512 would take you about one thousand, three hundred eighty-one 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 21723499512 cubic inches would be around 232.5 feet tall.

Recreational maths with 21723499512

• 21723499512 backwards is 21599432712
• The number of decimal digits it has is: 11
• The sum of 21723499512's digits is 45
• More coming soon!