138512989251
138,512,989,251 is an odd composite number composed of five prime numbers multiplied together.
138512989251 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138512989251:
33 × 73 × 13 × 192 × 3187
(3 × 3 × 3 × 7 × 7 × 7 × 13 × 19 × 19 × 3187)See below for interesting mathematical facts about the number 138512989251 from the Numbermatics database.
Names of 138512989251
- Cardinal: 138512989251 can be written as One hundred thirty-eight billion, five hundred twelve million, nine hundred eighty-nine thousand, two hundred fifty-one.
Scientific notation
- Scientific notation: 1.38512989251 × 1011
Factors of 138512989251
Divisors of 138512989251
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 7 9 13 19 21 27 39 49 57 63 91 117 133 147 171 189 247 273 343 351 361 399 441 513 637 741 819 931 1029 1083 1197 1323 1729 1911 2223 2457 2527 2793 3087 3187 3249 3591 4459 4693 5187 5733 6517 6669 7581 8379 9261 9561 9747 12103 13377 14079 15561 17199 17689 19551 22309 22743 25137 28683 32851 36309 40131 41431 42237 46683 53067 58653 60553 66927 68229 84721 86049 98553 108927 120393 123823 124293 126711 156163 159201 175959 181659 200781 229957 254163 290017 295659 326781 371469 372879 423871 468489 477603 544977 602343 689871 762489 787189 870051 886977 1093141 1114407 1118637 1150507 1271613 1405467 1609699 1634931 2030119 2069613 2287467 2361567 2610153 2967097 3279423 3343221 3451521 3814839 4216401 4829097 5510323 6090357 6208839 7084701 7830459 8053549 8901291 9838269 10354563 11444517 14210833 14487291 14956591 16530969 18271071 20769679 21254103 24160647 26703873 29514807 31063689 38572261 42632499 43461873 44869773 49592907 54813213 56374843 62309037 72481941 80111619 104696137 115716783 127897497 134609319 148778721 169124529 186927111 217445823 270005827 314088411 347150349 383692491 394623901 403827957 507373587 560781333 732872959 810017481 942265233 1041451047 1183871703 1522120761 2198618877 2430052443 2826795699 3551615109 5130110713 6595856631 7290157329 10654845327 15390332139 19787569893 46170996417 138512989251
- Sum of all divisors σ(n): 272076672000
- Sum of proper divisors (its aliquot sum) s(n): 133563682749
- 138512989251 is a deficient number, because the sum of its proper divisors (133563682749) is less than itself. Its deficiency is 4949306502
Bases of 138512989251
- Binary: 100000010000000000010001111100010000112
- Hexadecimal: 0x2040047C43
- Base-36: 1RMR22IR
Squares and roots of 138512989251
- 138512989251 squared (1385129892512) is 19185848191247641541001
- 138512989251 cubed (1385129892513) is 2657489184285602365047772588780251
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The
square root of 138512989251 is 372173.3322673725 -
The
cube root of 138512989251 is 5174.0445916973
Scales and comparisons
How big is 138512989251?- 138,512,989,251 seconds is equal to 4,404 years, 14 weeks, 5 days, 14 hours, 20 minutes, 51 seconds.
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To count from 1 to 138,512,989,251 would take you about eight thousand, eight hundred eight 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 138512989251 cubic inches would be around 431.2 feet tall.
Recreational maths with 138512989251
- 138512989251 backwards is 152989215831
- The number of decimal digits it has is: 12
- The sum of 138512989251's digits is 54
- More coming soon!
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