138139833078

Names of 138139833078

• Cardinal: 138139833078 can be written as One hundred thirty-eight billion, one hundred thirty-nine million, eight hundred thirty-three thousand and seventy-eight.

Scientific notation

• Scientific notation: 1.38139833078 × 10¹¹

Factors of 138139833078

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 138139833078

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 6 9 13 17 18 26 27 34 39 51 54 78 79 81 102 117 153 158 162 169 221 234 237 289 306 338 351 442 459 474 507 578 663 702 711 867 918 1014 1027 1053 1326 1343 1377 1422 1521 1734 1989 2054 2106 2133 2197 2601 2686 2754 2873 3042 3081 3757 3978 4029 4266 4394 4563 4913 5202 5746 5967 6162 6399 6591 7514 7803 8058 8619 9126 9243 9826 11271 11934 12087 12798 13182 13351 13689 14739 15606 17238 17459 17901 18486 19773 22542 22831 23409 24174 25857 26702 27378 27729 29478 33813 34918 35802 36261 37349 39546 40053 44217 45662 46818 48841 51714 52377 55458 59319 63869 67626 68493 72522 74698 77571 80106 83187 88434 97682 101439 104754 108783 112047 118638 120159 127738 132651 136986 146523 155142 157131 166374 173563 177957 191607 202878 205479 217566 224094 226967 232713 240318 265302 293046 296803 304317 314262 336141 347126 355914 360477 383214 388127 397953 410958 439569 453934 465426 471393 520689 574821 593606 608634 616437 634933 672282 680901 720954 776254 795906 830297 879138 890409 942786 1008423 1041378 1081431 1149642 1164381 1232874 1269866 1318707 1361802 1414179 1562067 1660594 1724463 1780818 1849311 1904799 2016846 2042703 2162862 2328762 2490891 2637414 2671227 2828358 2950571 3025269 3124134 3448926 3493143 3698622 3809598 3858439 3956121 4085406 4686201 4981782 5045651 5173389 5342454 5714397 5901142 6050538 6128109 6986286 7472673 7716878 7912242 8013681 8851713 9372402 10091302 10346778 10479429 10793861 11428794 11575317 12256218 14058603 14945346 15136953 16027362 17143191 17703426 18384327 20958858 21587722 22418019 23150634 24041043 26555139 28117206 30273906 31438287 32381583 34286382 34725951 36768654 44836038 45410859 48082086 50159707 51429573 53110278 62876574 64763166 65593463 67254057 69451902 79665417 90821718 97144749 100319414 102859146 104177853 131186926 134508114 136232577 150479121 159330834 194289498 196780389 208355706 238996251 272465154 291434247 300958242 312533559 393560778 408697731 451437363 477992502 582868494 590341167 625067118 817395462 852715019 874302741 902874726 1180682334 1354312089 1705430038 1748605482 1771023501 2558145057 2708624178 3542047002 4062936267 5116290114 5313070503 7674435171 8125872534 10626141006 15348870342 23023305513 46046611026 69069916539 138139833078
• Sum of all divisors σ(n): 360781344000
• Sum of proper divisors (its aliquot sum) s(n): 222641510922
• 138139833078 is an abundant number, because the sum of its proper divisors (222641510922) is greater than itself. Its abundance is 84501677844

Bases of 138139833078

• Binary: 10000000101001110001101001001011110110₂
• Hexadecimal: 0x2029C692F6
• Base-36: 1RGKW1DI

Squares and roots of 138139833078

• 138139833078 squared (138139833078²) is 19082613482817702954084
• 138139833078 cubed (138139833078³) is 2636069041208429707180551258390552
• The square root of 138139833078 is 371671.6737632827
• The cube root of 138139833078 is 5169.3940938355

Scales and comparisons

• 138,139,833,078 seconds is equal to 4,392 years, 21 weeks, 5 days, 15 hours, 51 minutes, 18 seconds.
• To count from 1 to 138,139,833,078 would take you about eight thousand, seven hundred eighty-four 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 138139833078 cubic inches would be around 430.8 feet tall.

Recreational maths with 138139833078

• 138139833078 backwards is 870338931831
• 138139833078 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138139833078's digits is 54
• More coming soon!