138708679473

Names of 138708679473

• Cardinal: 138708679473 can be written as One hundred thirty-eight billion, seven hundred eight million, six hundred seventy-nine thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 1.38708679473 × 10¹¹

Factors of 138708679473

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 83

Divisors of 138708679473

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 7 9 13 21 23 27 37 39 49 63 69 81 91 111 117 147 161 169 189 207 243 259 273 299 333 351 441 481 483 507 567 621 637 729 777 819 851 897 999 1053 1127 1183 1323 1443 1449 1521 1701 1813 1863 1911 2093 2187 2331 2457 2553 2691 2997 3159 3367 3381 3549 3887 3969 4329 4347 4563 5103 5439 5589 5733 5957 6253 6279 6561 6993 7371 7659 8073 8281 8991 9477 10101 10143 10647 11063 11661 11907 12987 13041 13689 14651 15309 16317 16767 17199 17871 18759 18837 19683 20979 22113 22977 23569 24219 24843 26973 27209 28431 30303 30429 31941 33189 34983 35721 38961 39123 41067 41699 43771 43953 45927 48951 50301 51597 53613 56277 56511 62937 66339 68931 70707 72657 74529 77441 80919 81627 85293 90909 91287 95823 99567 104949 107163 116883 117369 123201 125097 131313 131859 137781 143819 146853 150903 154791 160839 168831 169533 188811 190463 199017 206793 212121 217971 223587 232323 242757 244881 255879 272727 273861 287469 298701 306397 314847 321489 350649 352107 369603 375291 393939 395577 431457 440559 452709 464373 482517 506493 508599 542087 566433 571389 597051 620379 636363 653913 670761 696969 728271 734643 818181 821583 862407 896103 919191 944541 964467 1006733 1051947 1056321 1108809 1125873 1181817 1186731 1294371 1321677 1393119 1447551 1519479 1525797 1626261 1699299 1714167 1791153 1861137 1909089 1961739 2012283 2090907 2203929 2454543 2464749 2587221 2688309 2757573 2833623 3020199 3155841 3168963 3326427 3377619 3545451 3560193 3883113 3965031 4179357 4342653 4558437 4577391 4878783 5097897 5142501 5583411 5727267 5885217 6036849 6272721 6611787 7047131 7363629 7394247 7761663 8064927 8272719 8500869 9060597 9467523 10132857 10636353 10680579 11649339 11895093 12538071 13027959 13675311 13732173 14636349 15427503 16750233 17181801 18110547 18818163 19835361 21141393 22090887 22182741 23284989 24194781 24818157 25502607 27181791 30398571 31909059 32041737 34948017 35685279 39083877 41025933 41196519 43909047 46282509 51545403 54331641 56454489 59506083 63424179 66272661 72584343 74454471 76507821 81545373 91195713 95727177 96125211 104844051 117251631 123077799 131727141 138847527 154636209 162994923 169363467 178518249 190272537 217753029 223363413 244636119 273587139 287181531 288375633 314532153 395181423 416542581 463908627 508090401 535554747 570817611 670090239 733908357 820761417 861544593 943596459 1185544269 1249627743 1524271203 1712452833 2010270717 2201725071 2830789377 3556632807 3748883229 5137358499 6030812151 6605175213 10669898421 15412075497 19815525639 46236226491 138708679473
• Sum of all divisors σ(n): 280863937728
• Sum of proper divisors (its aliquot sum) s(n): 142155258255
• 138708679473 is an abundant number, because the sum of its proper divisors (142155258255) is greater than itself. Its abundance is 3446578782

Bases of 138708679473

• Binary: 10000001001011101011100111101100110001₂
• Hexadecimal: 0x204BAE7B31
• Base-36: 1RPZKE29

Squares and roots of 138708679473

• 138708679473 squared (138708679473²) is 19240097761143451557729
• 138708679473 cubed (138708679473³) is 2668768553379631936093934416796817
• The square root of 138708679473 is 372436.1414699169
• The cube root of 138708679473 is 5176.4800636141

Scales and comparisons

• 138,708,679,473 seconds is equal to 4,410 years, 26 weeks, 2 days, 12 hours, 44 minutes, 33 seconds.
• To count from 1 to 138,708,679,473 would take you about eight thousand, eight hundred twenty-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 138708679473 cubic inches would be around 431.4 feet tall.

Recreational maths with 138708679473

• 138708679473 backwards is 374976807831
• 138708679473 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138708679473's digits is 63
• More coming soon!