66729397505085

Names of 66729397505085

• Cardinal: 66729397505085 can be written as Sixty-six trillion, seven hundred twenty-nine billion, three hundred ninety-seven million, five hundred five thousand and eighty-five.

Scientific notation

• Scientific notation: 6.6729397505085 × 10¹³

Factors of 66729397505085

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 91

Divisors of 66729397505085

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 5 7 9 15 21 23 27 35 45 53 63 69 81 105 115 135 159 161 189 207 243 265 315 345 371 405 477 483 529 567 621 795 805 945 1035 1113 1215 1219 1431 1449 1587 1701 1855 1863 2385 2415 2645 2835 3105 3339 3657 3703 4293 4347 4761 5565 5589 6095 7155 7245 7935 8505 8533 9315 10017 10971 11109 12167 12879 13041 14283 16695 18285 18515 21465 21735 23805 25599 27945 28037 30051 32913 33327 36501 39123 42665 42849 50085 54855 55545 60835 64395 65205 71415 76797 84111 85169 90153 98739 99981 109503 127995 128547 140185 150255 164565 166635 182505 195615 196259 214245 230391 252333 255507 279841 296217 299943 328509 383985 420555 425845 450765 493695 499905 547515 588777 642735 644851 691173 756999 766521 839523 899829 981295 985527 1151955 1261665 1277535 1399205 1481085 1499715 1642545 1766331 1934553 1958887 2073519 2270997 2299563 2518569 2943885 2956581 3224255 3455865 3784995 3832605 4197615 4499145 4513957 4927635 5298993 5803659 5876661 6436343 6812991 6898689 7555707 8831655 9672765 9794435 10367595 11354985 11497815 12592845 13541871 14782905 14831573 15896979 17410977 17629983 19309029 20696067 22569785 22667121 26494965 29018295 29383305 32181715 34064955 34493445 37778535 40625613 44494719 45054401 47690937 52232931 52889949 57927087 67709355 68001363 74157865 79484895 87054885 88149915 96545145 103480335 103821011 113335605 121876839 133484157 135163203 148035889 156698793 158669847 173781261 203128065 222473595 225272005 238454685 261164655 264449745 289635435 311463033 340006815 341126179 365630517 400452471 405489609 444107667 476009541 519105055 521343783 609384195 667420785 675816015 740179445 783493965 793349235 868906305 934389099 1023378537 1036251223 1096891551 1201357413 1216468827 1332323001 1557315165 1564031349 1705630895 1828152585 2002262355 2027448045 2220538335 2380047705 2387883253 2606718915 2803167297 3070135611 3108753669 3604072239 3649406481 3996969003 4671945495 5116892685 5181256115 5484457755 6006787065 6082344135 6661615005 7163649759 7820156745 7845902117 8409501891 9210406833 9326261007 10948219443 11939416265 11990907009 14015836485 15350678055 15543768345 18020361195 18247032405 19984845015 21490949277 23537706351 25228505673 27631220499 27978783021 35818248795 35972721027 39229510585 42047509455 46052034165 46631305035 54741097215 54921314819 59954535045 64472847831 70613119053 82893661497 83936349063 107454746385 117688531755 126142528365 138156102495 139893915105 164763944457 179863605135 193418543493 211839357159 251809047189 274606574095 322364239155 353065595265 414468307485 419681745315 494291833371 580255630479 635518071477 823819722285 967092717465 1059196785795 1259045235945 1482875500113 1906554214431 2471459166855 2901278152395 3177590357385 4448626500339 7414377500565 9532771072155 13345879501017 22243132501695 66729397505085
• Sum of all divisors σ(n): 146018725017984
• Sum of proper divisors (its aliquot sum) s(n): 79289327512899
• 66729397505085 is an abundant number, because the sum of its proper divisors (79289327512899) is greater than itself. Its abundance is 12559930007814

Bases of 66729397505085

• Binary: 1111001011000010100110000010001100110000111101₂
• Hexadecimal: 0x3CB0A608CC3D
• Base-36: NNJ28DET9

Squares and roots of 66729397505085

• 66729397505085 squared (66729397505085²) is 4452812491391644222600857225
• 66729397505085 cubed (66729397505085³) is 297133494753680907027237596479697296489125
• The square root of 66729397505085 is 8168806.3696653381
• The cube root of 66729397505085 is 40560.7273711893

Scales and comparisons

• 66,729,397,505,085 seconds is equal to 2,121,788 years, 22 weeks, 3 days, 15 hours, 24 minutes, 45 seconds.
• To count from 1 to 66,729,397,505,085 would take you about five million, three hundred four thousand, four hundred seventy-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 66729397505085 cubic inches would be around 3380.1 feet tall.

Recreational maths with 66729397505085

• 66729397505085 backwards is 58050579392766
• The number of decimal digits it has is: 14
• The sum of 66729397505085's digits is 72
• More coming soon!