813668158088958464

Names of 813668158088958464

• Cardinal: 813668158088958464 can be written as Eight hundred thirteen quadrillion, six hundred sixty-eight trillion, one hundred fifty-eight billion, eighty-eight million, nine hundred fifty-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 8.13668158088958464 × 10¹⁷

Factors of 813668158088958464

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 338

Divisors of 813668158088958464

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 8 16 23 32 46 64 92 128 184 256 313 368 512 529 626 736 1058 1252 1472 2116 2504 2944 4232 5008 5888 7199 8464 10016 11776 14398 16928 20032 28796 33856 40064 57592 67712 80128 97969 115184 135424 160256 165577 195938 230368 270848 331154 391876 460736 662308 783752 921472 1324616 1567504 1842944 2253287 2649232 3135008 3685888 4506574 5298464 6270016 9013148 10596928 12540032 18026296 21193856 25080064 30664297 36052592 42387712 50160128 51825601 61328594 72105184 84775424 103651202 122657188 144210368 207302404 245314376 288420736 414604808 490628752 576841472 705278831 829209616 981257504 1153682944 1410557662 1658419232 1962515008 2821115324 3316838464 3925030016 5642230648 6633676928 7850060032 9597924961 11284461296 13267353856 15700120064 16221413113 19195849922 22568922592 26534707712 32442826226 38391699844 45137845184 64885652452 76783399688 90275690368 129771304904 153566799376 180551380736 220752274103 259542609808 307133598752 361102761472 441504548206 519085219616 614267197504 883009096412 1038170439232 1228534395008 1766018192824 2076340878464 2457068790016 3004150512793 3532036385648 4152681756928 4914137580032 5077302304369 6008301025586 7064072771296 8305363513856 10154604608738 12016602051172 14128145542592 20309209217476 24033204102344 28256291085184 40618418434952 48066408204688 56512582170368 69095461794239 81236836869904 96132816409376 113025164340736 138190923588478 162473673739808 192265632818752 276381847176956 324947347479616 384531265637504 552763694353912 649894694959232 769062531275008 1105527388707824 1299789389918464 1538125062550016 1589195621267497 2211054777415648 2599578779836928 3178391242534994 4422109554831296 6356782485069988 8844219109662592 12713564970139976 17688438219325184 25427129940279952 35376876438650368 50854259880559904 101708519761119808 203417039522239616 406834079044479232 813668158088958464
• Sum of all divisors σ(n): 1704952155433750146
• Sum of proper divisors (its aliquot sum) s(n): 891283997344791682
• 813668158088958464 is an abundant number, because the sum of its proper divisors (891283997344791682) is greater than itself. Its abundance is 77615839255833218

Bases of 813668158088958464

• Binary: 101101001010101110101110000011110111111100000101001000000000₂
• Hexadecimal: 0xB4ABAE0F7F05200
• Base-36: 66JPAFJGVTA8

Squares and roots of 813668158088958464

• 813668158088958464 squared (813668158088958464²) is 662055871487878303090692232317239296
• 813668158088958464 cubed (813668158088958464³) is 538693781505522131613712304076350603305209536492601344
• The square root of 813668158088958464 is 902035563.6497701103
• The cube root of 813668158088958464 is 933574.7712744553

Scales and comparisons

• 813,668,158,088,958,464 seconds is equal to 25,872,130,586 years, 19 weeks, 27 minutes, 44 seconds.
• To count from 1 to 813,668,158,088,958,464 would take you about seventy-seven billion, six hundred sixteen million, three hundred ninety-one thousand, seven hundred fifty-nine 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 813668158088958464 cubic inches would be around 77797.9 feet tall.

Recreational maths with 813668158088958464

• 813668158088958464 backwards is 464859880851866318
• The number of decimal digits it has is: 18
• The sum of 813668158088958464's digits is 98
• More coming soon!