138895003670440

Names of 138895003670440

• Cardinal: 138895003670440 can be written as One hundred thirty-eight trillion, eight hundred ninety-five billion, three million, six hundred seventy thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3889500367044 × 10¹⁴

Factors of 138895003670440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 50407

Divisors of 138895003670440

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1369 1480 2738 5476 6845 10952 13690 27380 50363 54760 100726 201452 251815 402904 503630 1007260 1863431 2014520 3726862 7453724 9317155 14907448 18634310 37268620 68946947 74537240 137893894 275787788 344734735 551575576 689469470 1378938940 2536431769 2757877880 5072863538 10145727076 12682158845 20291454152 25364317690 50728635380 93847975453 101457270760 187695950906 375391901812 469239877265 750783803624 938479754530 1876959509060 3472375091761 3753919018120 6944750183522 13889500367044 17361875458805 27779000734088 34723750917610 69447501835220 138895003670440
• Sum of all divisors σ(n): 321194732501790
• Sum of proper divisors (its aliquot sum) s(n): 182299728831350
• 138895003670440 is an abundant number, because the sum of its proper divisors (182299728831350) is greater than itself. Its abundance is 43404725160910

Bases of 138895003670440

• Binary: 11111100101001100000011010110101101011110101000₂
• Hexadecimal: 0x7E53035AD7A8
• Base-36: 1D8FHF0TD4

Squares and roots of 138895003670440

• 138895003670440 squared (138895003670440²) is 19291822044611541072129793600
• 138895003670440 cubed (138895003670440³) is 2679537693695795302637452494860079621184000
• The square root of 138895003670440 is 11785372.4451304465
• The cube root of 138895003670440 is 51787.9684233313

Scales and comparisons

• 138,895,003,670,440 seconds is equal to 4,416,431 years, 25 weeks, 2 days, 40 seconds.
• To count from 1 to 138,895,003,670,440 would take you about eleven million, forty-one thousand and seventy-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 138895003670440 cubic inches would be around 4315.7 feet tall.

Recreational maths with 138895003670440

• 138895003670440 backwards is 044076300598831
• The number of decimal digits it has is: 15
• The sum of 138895003670440's digits is 58
• More coming soon!