21379010079947936

Names of 21379010079947936

• Cardinal: 21379010079947936 can be written as Twenty-one quadrillion, three hundred seventy-nine trillion, ten billion, seventy-nine million, nine hundred forty-seven thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 2.1379010079947936 × 10¹⁶

Factors of 21379010079947936

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 266

Divisors of 21379010079947936

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 104 169 208 251 338 416 502 676 1004 1352 2008 2197 2704 3263 4016 4394 5408 6526 8032 8788 13052 17576 26104 28561 35152 42419 52208 57122 63001 70304 84838 104416 114244 126002 169676 228488 252004 339352 371293 456976 504008 551447 678704 742586 819013 913952 1008016 1102894 1357408 1485172 1638026 2016032 2205788 2970344 3276052 4411576 4826809 5940688 6552104 7168811 8823152 9653618 10647169 11881376 13104208 14337622 17646304 19307236 21294338 26208416 28675244 38614472 42588676 57350488 62748517 77228944 85177352 93194543 114700976 125497034 138413197 154457888 170354704 186389086 229401952 250994068 276826394 340709408 372778172 501988136 553652788 745556344 815730721 1003976272 1107305576 1211529059 1491112688 1631461442 1799371561 2007952544 2214611152 2423058118 2982225376 3262922884 3598743122 4429222304 4846116236 6525845768 7197486244 9692232472 10604499373 13051691536 14394972488 15749877767 19384464944 21208998746 23391830293 26103383072 28789944976 31499755534 38768929888 42417997492 46783660586 57579889952 62999511068 84835994984 93567321172 125999022136 169671989968 187134642344 204748410971 251998044272 304093793809 339343979936 374269284688 409496821942 503996088544 608187587618 748538569376 818993643884 1216375175236 1637987287768 2432750350472 2661729342623 3275974575536 3953219319517 4865500700944 5323458685246 6551949151072 7906438639034 9731001401888 10646917370492 15812877278068 21293834740984 31625754556136 42587669481968 51391851153721 63251509112272 85175338963936 102783702307442 126503018224544 205567404614884 411134809229768 668094064998373 822269618459536 1336188129996746 1644539236919072 2672376259993492 5344752519986984 10689505039973968 21379010079947936
• Sum of all divisors σ(n): 45779806720523106
• Sum of proper divisors (its aliquot sum) s(n): 24400796640575170
• 21379010079947936 is an abundant number, because the sum of its proper divisors (24400796640575170) is greater than itself. Its abundance is 3021786560627234

Bases of 21379010079947936

• Binary: 1001011111101000001100010101101011101101111110010100000₂
• Hexadecimal: 0x4BF418AD76FCA0
• Base-36: 5UI85N7X28W

Squares and roots of 21379010079947936

• 21379010079947936 squared (21379010079947936²) is 457062071998515452838392470660096
• 21379010079947936 cubed (21379010079947936³) is 9771534644418151131551226532701718572175232761856
• The square root of 21379010079947936 is 146215628.7130344217
• The cube root of 21379010079947936 is 277542.3091833085

Scales and comparisons

• 21,379,010,079,947,936 seconds is equal to 679,786,390 years, 47 weeks, 6 days, 16 hours, 38 minutes, 56 seconds.
• To count from 1 to 21,379,010,079,947,936 would take you about two billion, thirty-nine million, three hundred fifty-nine thousand, one hundred seventy-two 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 21379010079947936 cubic inches would be around 23128.5 feet tall.

Recreational maths with 21379010079947936

• 21379010079947936 backwards is 63974997001097312
• The number of decimal digits it has is: 17
• The sum of 21379010079947936's digits is 77
• More coming soon!