138401726862789

Names of 138401726862789

• Cardinal: 138401726862789 can be written as One hundred thirty-eight trillion, four hundred one billion, seven hundred twenty-six million, eight hundred sixty-two thousand, seven hundred eighty-nine.

Scientific notation

• Scientific notation: 1.38401726862789 × 10¹⁴

Factors of 138401726862789

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2135

Divisors of 138401726862789

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 19 27 39 57 71 117 171 213 247 351 513 639 741 923 1349 1917 2029 2223 2769 4047 5041 6087 6669 8307 12141 15123 17537 18261 24921 26377 36423 38551 45369 52611 54783 65533 79131 95779 115653 136107 144059 157833 196599 237393 287337 346959 432177 473499 501163 589797 712179 862011 1040877 1245127 1296531 1503489 1769391 1872767 2586033 2737121 3735381 3889593 4116841 4510467 5618301 8211363 10228189 11206143 12350523 13531401 16854903 24634089 30684567 33618429 35582573 37051569 50564709 53518933 73902267 78219979 92053701 106747719 111154707 132966457 160556799 194335591 234659937 276161103 292295711 320243157 398899371 481670397 583006773 703979811 876887133 960729471 1016859727 1196698113 1445011191 1749020319 2111939433 2526362683 2630661399 3050579181 3590094339 3799844243 5247060957 5553618509 7579088049 7891984197 9151737543 11399532729 16660855527 20752995481 22737264147 27455212629 34198598187 49982566581 62258986443 68211792441 72197040617 102595794561 149947699743 186776959329 216591121851 269788941253 394306914139 560330877987 649773365553 809366823759 1182920742417 1949320096659 2428100471277 3548762227251 5125989883807 7284301413831 10646286681753 15377969651421 46133908954263 138401726862789
• Sum of all divisors σ(n): 235869619137600
• Sum of proper divisors (its aliquot sum) s(n): 97467892274811
• 138401726862789 is a deficient number, because the sum of its proper divisors (97467892274811) is less than itself. Its deficiency is 40933834587978

Bases of 138401726862789

• Binary: 11111011110000000101001110001000001010111000101₂
• Hexadecimal: 0x7DE029C415C5
• Base-36: 1D24VIQWN9

Squares and roots of 138401726862789

• 138401726862789 squared (138401726862789²) is 19155037998602050292032858521
• 138401726862789 cubed (138401726862789³) is 2651090337128865427332016037432945216475069
• The square root of 138401726862789 is 11764426.3295236373
• The cube root of 138401726862789 is 51726.5884737147

Scales and comparisons

• 138,401,726,862,789 seconds is equal to 4,400,746 years, 42 weeks, 16 hours, 33 minutes, 9 seconds.
• To count from 1 to 138,401,726,862,789 would take you about eleven million, one thousand, eight hundred sixty-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 138401726862789 cubic inches would be around 4310.5 feet tall.

Recreational maths with 138401726862789

• 138401726862789 backwards is 987268627104831
• The number of decimal digits it has is: 15
• The sum of 138401726862789's digits is 72
• More coming soon!