138130631028

Names of 138130631028

• Cardinal: 138130631028 can be written as One hundred thirty-eight billion, one hundred thirty million, six hundred thirty-one thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.38130631028 × 10¹¹

Factors of 138130631028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 261

Divisors of 138130631028

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 19 26 36 38 39 52 57 76 78 97 114 117 127 156 169 171 194 228 234 247 254 291 338 342 381 388 468 494 507 508 582 676 684 741 762 873 988 1014 1143 1164 1261 1482 1521 1524 1651 1746 1843 2028 2223 2286 2413 2522 2964 3042 3211 3302 3492 3686 3783 4446 4572 4826 4953 5044 5529 6084 6422 6604 7239 7372 7566 8892 9409 9633 9652 9906 11058 11349 12319 12844 14478 14859 15132 16393 16587 18818 19266 19812 21463 21717 22116 22698 23959 24638 28227 28899 28956 29718 31369 32786 33174 36957 37636 38532 42926 43434 45396 47918 49179 49276 56454 57798 59436 62738 64389 65572 66348 71877 73914 84681 85852 86868 94107 95836 98358 110871 112908 115596 122317 125476 128778 143754 147537 147828 160147 169362 178771 188214 193167 196716 215631 221742 234061 244634 257556 282321 287508 295074 311467 320294 338724 357542 366951 376428 386334 407797 431262 443484 468122 480441 489268 536313 564642 590148 622934 640588 702183 715084 733902 772668 815594 862524 934401 936244 960882 1072626 1100853 1129284 1194943 1223391 1245868 1404366 1441323 1467804 1590121 1608939 1631188 1868802 1921764 2081911 2106549 2145252 2201706 2324023 2389886 2446782 2803203 2808732 2882646 3042793 3180242 3217878 3584829 3670173 3737604 4163822 4213098 4403412 4648046 4770363 4779772 4893564 5606406 5765292 6085586 6245733 6360484 6435756 6972069 7169658 7340346 8327644 8426196 9128379 9296092 9540726 10754487 11212812 12171172 12491466 13944138 14311089 14339316 14680692 15534259 18256758 18737199 19081452 20916207 21508974 22703917 24982932 27385137 27888276 28622178 30212299 31068518 36513516 37474398 39556309 41832414 43017948 45407834 46602777 54770274 57244356 60424598 62137036 68111751 74948796 79112618 83664828 90636897 90815668 93205554 109540548 118668927 120849196 136223502 139808331 158225236 181273794 186411108 201945367 204335253 237337854 271910691 272447004 279616662 295150921 356006781 362547588 403890734 408670506 474675708 543821382 559233324 590301842 605836101 712013562 807781468 817341012 885452763 1087642764 1180603684 1211672202 1424027124 1770905526 1817508303 2423344404 2656358289 3541811052 3635016606 3836961973 5312716578 7270033212 7673923946 10625433156 11510885919 15347847892 23021771838 34532657757 46043543676 69065315514 138130631028
• Sum of all divisors σ(n): 405299381760
• Sum of proper divisors (its aliquot sum) s(n): 267168750732
• 138130631028 is an abundant number, because the sum of its proper divisors (267168750732) is greater than itself. Its abundance is 129038119704

Bases of 138130631028

• Binary: 10000000101001001110100010100101110100₂
• Hexadecimal: 0x20293A2974
• Base-36: 1RGFET10

Squares and roots of 138130631028

• 138130631028 squared (138130631028²) is 19080071228193476336784
• 138130631028 cubed (138130631028³) is 2635542278809551870872959768133952
• The square root of 138130631028 is 371659.2942844291
• The cube root of 138130631028 is 5169.2793065745

Scales and comparisons

• 138,130,631,028 seconds is equal to 4,392 years, 6 weeks, 4 days, 3 hours, 43 minutes, 48 seconds.
• To count from 1 to 138,130,631,028 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 138130631028 cubic inches would be around 430.8 feet tall.

Recreational maths with 138130631028

• 138130631028 backwards is 820136031831
• 138130631028 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138130631028's digits is 36
• More coming soon!