13801391890

Names of 13801391890

• Cardinal: 13801391890 can be written as Thirteen billion, eight hundred one million, three hundred ninety-one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.380139189 × 10¹⁰

Factors of 13801391890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 145

Divisors of 13801391890

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 10 11 13 22 26 31 55 62 65 83 110 121 130 143 155 166 242 286 310 341 403 415 605 682 715 806 830 913 961 1079 1210 1331 1430 1573 1705 1826 1922 2015 2158 2573 2662 3146 3410 3751 4030 4433 4565 4805 5146 5395 6655 7502 7865 8866 9130 9610 10043 10571 10790 11869 12493 12865 13310 15730 17303 18755 20086 21142 22165 23738 24986 25730 28303 33449 34606 37510 41261 44330 48763 50215 52855 56606 59345 62465 66898 79763 82522 86515 97526 100430 105710 110473 116281 118690 124930 130559 137423 141515 159526 167245 173030 206305 220946 232562 243815 261118 274846 283030 311333 334490 367939 398815 412610 487630 536393 552365 581405 622666 652795 687115 735878 797630 877393 1036919 1072786 1104730 1162810 1279091 1305590 1374230 1436149 1511653 1556665 1754786 1839695 2073838 2558182 2681965 2872298 3023306 3113330 3424663 3679390 4047329 4386965 5184595 5363930 6395455 6849326 7180745 7558265 8094658 8773930 9651323 10369190 11406109 12790910 14361490 15116530 16628183 17123315 19302646 20236645 22812218 33256366 34246630 40473290 44520619 48256615 57030545 83140915 89041238 96513230 106164553 114061090 125467199 166281830 212329106 222603095 250934398 445206190 530822765 627335995 1061645530 1254671990 1380139189 2760278378 6900695945 13801391890
• Sum of all divisors σ(n): 30773022336
• Sum of proper divisors (its aliquot sum) s(n): 16971630446
• 13801391890 is an abundant number, because the sum of its proper divisors (16971630446) is greater than itself. Its abundance is 3170238556

Bases of 13801391890

• Binary: 1100110110101000001000011100010010₂
• Hexadecimal: 0x336A08712
• Base-36: 6C8ZQ4Y

Squares and roots of 13801391890

• 13801391890 squared (13801391890²) is 190478418101357772100
• 13801391890 cubed (13801391890³) is 2628867294804108353849408269000
• The square root of 13801391890 is 117479.3253725949
• The cube root of 13801391890 is 2398.6909464219

Scales and comparisons

• 13,801,391,890 seconds is equal to 438 years, 43 weeks, 5 days, 7 hours, 58 minutes, 10 seconds.
• To count from 1 to 13,801,391,890 would take you about eight 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 13801391890 cubic inches would be around 199.9 feet tall.

Recreational maths with 13801391890

• 13801391890 backwards is 09819310831
• The number of decimal digits it has is: 11
• The sum of 13801391890's digits is 43
• More coming soon!