138023711490

Names of 138023711490

• Cardinal: 138023711490 can be written as One hundred thirty-eight billion, twenty-three million, seven hundred eleven thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.3802371149 × 10¹¹

Factors of 138023711490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 875

Divisors of 138023711490

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 827 930 961 1085 1302 1654 1922 2170 2481 2883 3255 4135 4805 4962 5766 5789 6510 6727 8270 9610 11578 12405 13454 14415 17367 20181 24810 25637 28830 28945 33635 34734 40362 51274 57890 67270 76911 86835 100905 128185 153822 173670 179459 201810 256370 358918 384555 538377 683929 769110 794747 897295 1076754 1367858 1589494 1794590 2051787 2384241 2691885 3419645 3973735 4103574 4768482 4787503 5383770 5563229 6839290 7947470 9575006 10258935 11126458 11921205 14362509 16689687 20517870 21201799 23842410 23937515 27816145 28725018 33379374 42403598 47875030 55632290 63605397 71812545 83448435 106008995 127210794 143625090 148412593 166896870 212017990 296825186 318026985 445237779 636053970 657255769 742062965 890475558 1314511538 1484125930 1971767307 2226188895 3286278845 3943534614 4452377790 4600790383 6572557690 9201580766 9858836535 13802371149 19717673070 23003951915 27604742298 46007903830 69011855745 138023711490
• Sum of all divisors σ(n): 391659091776
• Sum of proper divisors (its aliquot sum) s(n): 253635380286
• 138023711490 is an abundant number, because the sum of its proper divisors (253635380286) is greater than itself. Its abundance is 115611668796

Bases of 138023711490

• Binary: 10000000100010110110101011001100000010₂
• Hexadecimal: 0x2022DAB302
• Base-36: 1RENR5DU

Squares and roots of 138023711490

• 138023711490 squared (138023711490²) is 19050544933474758020100
• 138023711490 cubed (138023711490³) is 2629426917625201244163846020949000
• The square root of 138023711490 is 371515.4256420587
• The cube root of 138023711490 is 5167.9452080309

Scales and comparisons

• 138,023,711,490 seconds is equal to 4,388 years, 37 weeks, 5 days, 15 hours, 51 minutes, 30 seconds.
• To count from 1 to 138,023,711,490 would take you about eight thousand, seven hundred seventy-seven 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 138023711490 cubic inches would be around 430.7 feet tall.

Recreational maths with 138023711490

• 138023711490 backwards is 094117320831
• The number of decimal digits it has is: 12
• The sum of 138023711490's digits is 39
• More coming soon!