21007117459575

Names of 21007117459575

• Cardinal: 21007117459575 can be written as Twenty-one trillion, seven billion, one hundred seventeen million, four hundred fifty-nine thousand, five hundred seventy-five.

Scientific notation

• Scientific notation: 2.1007117459575 × 10¹³

Factors of 21007117459575

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 73

Divisors of 21007117459575

• Number of divisors d(n): 378
• Complete list of divisors:
  1 3 5 9 13 15 23 25 29 39 45 65 69 75 87 115 117 145 169 195 207 225 261 299 325 345 377 435 507 575 585 667 725 841 845 897 975 1035 1131 1305 1495 1521 1725 1885 2001 2175 2197 2523 2535 2691 2925 3335 3393 3887 4205 4225 4485 4901 5175 5655 6003 6525 6591 7475 7569 7605 8671 9425 10005 10933 10985 11661 12615 12675 13455 14703 16675 16965 19343 19435 19773 21025 22425 24505 26013 28275 28561 30015 32799 32955 34983 37845 38025 43355 44109 50025 50531 54665 54925 58029 58305 63075 63713 67275 73515 78039 84825 85683 96715 97175 98397 98865 112723 122525 130065 142129 142805 150075 151593 163995 164775 174087 174915 189225 191139 216775 220545 251459 252655 257049 273325 290145 291525 318565 338169 367575 371293 390195 426387 428415 454779 483575 491985 494325 563615 573417 650325 656903 710645 714025 754377 757965 819975 828269 870435 874575 955695 1014507 1102725 1113879 1257295 1263275 1279161 1285245 1450725 1465399 1592825 1690845 1847677 1856465 1950975 1970709 2131935 2142075 2263131 2273895 2459925 2484807 2818075 2867085 3268967 3284515 3341637 3553225 3771885 3789825 4141345 4352175 4396197 4778475 4826809 5072535 5543031 5569395 5912127 6286475 6395805 6426225 7326995 7454421 8454225 8539739 9238385 9282325 9806901 9853545 10659675 10767497 11315655 11369475 12424035 13188591 14335425 14480427 16344835 16422575 16629093 16708185 18859425 19050187 20706725 21980985 24019801 24134045 25362675 25619217 27715155 27846975 29420703 29560635 31979025 32302491 36634975 37272105 42496571 42698695 43441281 46191925 49034505 49267725 53837485 56578275 57150561 62120175 65942955 72059403 72402135 76857651 81724175 83145465 83540925 95250935 96907473 109904925 111016607 120099005 120670225 127489713 128096085 138575775 139977461 147103515 147803175 161512455 171451683 186360525 212482855 213493475 216178209 217206405 245172525 247652431 269187425 285752805 312257413 329714775 333049821 360297015 362010675 382469139 384288255 415727325 419932383 476254675 484537365 552455423 555083035 600495025 637448565 640480425 699887305 735517575 742957293 807562275 857258415 936772239 999149463 1062414275 1080891045 1086032025 1238262155 1259797149 1428764025 1561287065 1657366269 1665249105 1801485075 1912345695 1921441275 2099661915 2228871879 2422686825 2762277115 2775415175 2810316717 3187242825 3219481603 3499436525 3714786465 4059346369 4286292075 4683861195 4972098807 4995747315 5404455225 6191310775 6298985745 7181920499 7806435325 8286831345 8326245525 9561728475 9658444809 10498309575 11144359395 12178039107 13811385575 14051583585 16097408015 18573932325 20296731845 21545761497 23419305975 24860494035 24978736575 28975334427 31494928725 35909602495 36534117321 41434156725 48292224045 55721796975 60890195535 64637284491 70257917925 80487040075 93364966487 101483659225 107728807485 124302470175 144876672135 179548012475 182670586605 241461120225 280094899461 304450977675 323186422455 466824832435 538644037425 724383360675 840284698383 913352933025 1400474497305 1615932112275 2334124162175 4201423491915 7002372486525 21007117459575
• Sum of all divisors σ(n): 44051089693416
• Sum of proper divisors (its aliquot sum) s(n): 23043972233841
• 21007117459575 is an abundant number, because the sum of its proper divisors (23043972233841) is greater than itself. Its abundance is 2036854774266

Bases of 21007117459575

• Binary: 100110001101100011001110001100010000001110111₂
• Hexadecimal: 0x131B19C62077
• Base-36: 7G2JBCINR

Squares and roots of 21007117459575

• 21007117459575 squared (21007117459575²) is 441298983960380801759180625
• 21007117459575 cubed (21007117459575³) is 9270419590846823420700920181983560734375
• The square root of 21007117459575 is 4583352.2076723495
• The cube root of 21007117459575 is 27592.3583214725

Scales and comparisons

• 21,007,117,459,575 seconds is equal to 667,961 years, 18 weeks, 3 days, 13 hours, 26 minutes, 15 seconds.
• To count from 1 to 21,007,117,459,575 would take you about one million, six hundred sixty-nine thousand, nine hundred three 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 21007117459575 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21007117459575

• 21007117459575 backwards is 57595471170012
• The number of decimal digits it has is: 14
• The sum of 21007117459575's digits is 54
• More coming soon!