138957605396790

Names of 138957605396790

• Cardinal: 138957605396790 can be written as One hundred thirty-eight trillion, nine hundred fifty-seven billion, six hundred five million, three hundred ninety-six thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.3895760539679 × 10¹⁴

Factors of 138957605396790

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2911326413

Divisors of 138957605396790

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 37 43 74 86 111 129 185 215 222 258 370 430 555 645 1110 1290 1591 3182 4773 7955 9546 15910 23865 47730 2911326323 5822652646 8733978969 14556631615 17467957938 29113263230 43669894845 87339789690 107719073951 125187031889 215438147902 250374063778 323157221853 375561095667 538595369755 625935159445 646314443706 751122191334 1077190739510 1251870318890 1615786109265 1877805478335 3231572218530 3755610956670 4631920179893 9263840359786 13895760539679 23159600899465 27791521079358 46319201798930 69478802698395 138957605396790
• Sum of all divisors σ(n): 350477108188416
• Sum of proper divisors (its aliquot sum) s(n): 211519502791626
• 138957605396790 is an abundant number, because the sum of its proper divisors (211519502791626) is greater than itself. Its abundance is 72561897394836

Bases of 138957605396790

• Binary: 11111100110000110010110101101010110000100110110₂
• Hexadecimal: 0x7E6196B56136
• Base-36: 1D988QH2K6

Squares and roots of 138957605396790

• 138957605396790 squared (138957605396790²) is 19309216097610001333342304100
• 138957605396790 cubed (138957605396790³) is 2683162431013035864698725651974573343839000
• The square root of 138957605396790 is 11788028.0537836353
• The cube root of 138957605396790 is 51795.7477510997

Scales and comparisons

• 138,957,605,396,790 seconds is equal to 4,418,422 years, 1 week, 3 days, 26 minutes, 30 seconds.
• To count from 1 to 138,957,605,396,790 would take you about eleven million, forty-six thousand and fifty-five 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 138957605396790 cubic inches would be around 4316.3 feet tall.

Recreational maths with 138957605396790

• 138957605396790 backwards is 097693506759831
• The number of decimal digits it has is: 15
• The sum of 138957605396790's digits is 78
• More coming soon!