21143351912169472

Names of 21143351912169472

• Cardinal: 21143351912169472 can be written as Twenty-one quadrillion, one hundred forty-three trillion, three hundred fifty-one billion, nine hundred twelve million, one hundred sixty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1143351912169472 × 10¹⁶

Factors of 21143351912169472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 354

Divisors of 21143351912169472

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 16 32 64 101 128 202 251 256 404 502 512 808 1004 1024 1616 2008 2048 3232 4016 4096 6464 8032 8192 10201 12928 16064 16384 20402 25351 25856 32128 32768 40804 50702 51712 63001 64256 65536 81608 101404 103424 126002 128512 131072 163216 202808 206848 252004 257024 326432 405616 413696 504008 514048 652864 811232 827392 1008016 1028096 1305728 1622464 1654784 2016032 2056192 2560451 2611456 3244928 3309568 4032064 4112384 5120902 5222912 6363101 6489856 6619136 8064128 8224768 10241804 10445824 12726202 12979712 13238272 15813251 16128256 16449536 20483608 20891648 25452404 25959424 31626502 32256512 32899072 40967216 41783296 50904808 51918848 63253004 64513024 81934432 83566592 101809616 103837696 126506008 129026048 163868864 167133184 203619232 207675392 253012016 258052096 327737728 334266368 407238464 415350784 506024032 516104192 642673201 655475456 668532736 814476928 830701568 1012048064 1032208384 1285346402 1310950912 1337065472 1597138351 1628953856 1661403136 2024096128 2064416768 2570692804 2621901824 3194276702 3257907712 3322806272 4048192256 4128833536 5141385608 5243803648 6388553404 6515815424 8096384512 8257667072 10282771216 10487607296 12777106808 13031630848 16192769024 20565542432 20975214592 25554213616 26063261696 32385538048 41131084864 41950429184 51108427232 52126523392 64771076096 82262169728 83900858368 102216854464 104253046784 129542152192 161310973451 164524339456 167801716736 204433708928 208506093568 259084304384 322621946902 329048678912 335603433472 408867417856 417012187136 518168608768 645243893804 658097357824 817734835712 834024374272 1036337217536 1290487787608 1316194715648 1635469671424 2072674435072 2580975575216 2632389431296 3270939342848 5161951150432 5264778862592 6541878685696 10323902300864 10529557725184 13083757371392 20647804601728 21059115450368 26167514742784 41295609203456 42118230900736 52335029485568 82591218406912 84236461801472 104670058971136 165182436813824 209340117942272 330364873627648 660729747255296 1321459494510592 2642918989021184 5285837978042368 10571675956084736 21143351912169472
• Sum of all divisors σ(n): 42880203940305816
• Sum of proper divisors (its aliquot sum) s(n): 21736852028136344
• 21143351912169472 is an abundant number, because the sum of its proper divisors (21736852028136344) is greater than itself. Its abundance is 593500115966872

Bases of 21143351912169472

• Binary: 1001011000111011100010000111100000101100000000000000000₂
• Hexadecimal: 0x4B1DC43C160000
• Base-36: 5S6OXRZC4CG

Squares and roots of 21143351912169472

• 21143351912169472 squared (21143351912169472²) is 447041330081840468014489648758784
• 21143351912169472 cubed (21143351912169472³) is 9451952161204665764164764226583595702949456642048
• The square root of 21143351912169472 is 145407537.3292920879
• The cube root of 21143351912169472 is 276518.7676839309

Scales and comparisons

• 21,143,351,912,169,472 seconds is equal to 672,293,190 years, 6 weeks, 3 days, 15 hours, 57 minutes, 52 seconds.
• To count from 1 to 21,143,351,912,169,472 would take you about two billion, sixteen million, eight hundred seventy-nine thousand, five hundred seventy 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 21143351912169472 cubic inches would be around 23043.2 feet tall.

Recreational maths with 21143351912169472

• 21143351912169472 backwards is 27496121915334112
• The number of decimal digits it has is: 17
• The sum of 21143351912169472's digits is 61
• More coming soon!