138751585211421

Names of 138751585211421

• Cardinal: 138751585211421 can be written as One hundred thirty-eight trillion, seven hundred fifty-one billion, five hundred eighty-five million, two hundred eleven thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.38751585211421 × 10¹⁴

Factors of 138751585211421

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3917

Divisors of 138751585211421

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 13 17 21 27 39 51 63 91 117 119 153 169 189 221 273 289 351 357 459 507 663 819 867 1071 1183 1521 1547 1989 2023 2457 2601 2873 3213 3549 3757 3877 4563 4641 5967 6069 7803 8619 10647 11271 11631 13923 18207 20111 25857 26299 27139 31941 33813 34893 41769 48841 50401 54621 60333 65909 77571 78897 81417 101439 104679 146523 151203 180999 197727 236691 244251 341887 352807 439569 453609 461363 542997 593181 655213 710073 732753 856817 1025661 1058421 1120453 1318707 1360827 1384089 1779543 1965639 2570451 3076983 3175263 3361359 4152267 4586491 5896917 5997719 7711353 7843171 9230949 9525789 10084077 11138621 12456801 13759473 14565889 15031129 17690751 17993157 23134059 23529513 30252231 33415863 41278419 43697667 45093387 53979471 70588539 77970347 100247589 101961223 105217903 123835257 131093001 135280161 161938413 189356557 195404677 211765617 233911041 255529193 300742767 305883669 315653709 393279003 405840483 568069671 586214031 701733123 766587579 917651007 946961127 1325495899 1367832739 1704209013 1758642093 1788704351 2105199369 2299762737 2540260801 2752953021 2840883381 3321879509 3976487697 4103498217 4343996281 5112627039 5275926279 5366113053 6899288211 7620782403 9965638527 11929463091 12310494651 13031988843 16098339159 17781825607 22862347209 23253156563 29896915581 30407973967 35788389273 36931483953 39095966529 43184433617 48295017477 53345476821 56471951653 68587041627 69759469689 89690746743 91223921901 117287899587 129553300851 160036430463 169415854959 209278409067 273671765703 302291035319 388659902553 395303661571 480109291389 508247564877 627835227201 734135371489 821015297109 906873105957 1165979707659 1185910984713 1524742694631 2202406114467 2720619317871 3557732954139 5138947600423 6607218343401 8161857953613 10673198862417 15416842801269 19821655030203 46250528403807 138751585211421
• Sum of all divisors σ(n): 270298153045440
• Sum of proper divisors (its aliquot sum) s(n): 131546567834019
• 138751585211421 is a deficient number, because the sum of its proper divisors (131546567834019) is less than itself. Its deficiency is 7205017377402

Bases of 138751585211421

• Binary: 11111100011000110011110111100101101010000011101₂
• Hexadecimal: 0x7E319EF2D41D
• Base-36: 1D6LLJDI59

Squares and roots of 138751585211421

• 138751585211421 squared (138751585211421²) is 19252002398682222749268839241
• 138751585211421 cubed (138751585211421³) is 2671245851311237916915903251672114246171461
• The square root of 138751585211421 is 11779286.2776749339
• The cube root of 138751585211421 is 51770.1374279471

Scales and comparisons

• 138,751,585,211,421 seconds is equal to 4,411,871 years, 11 weeks, 4 days, 3 hours, 10 minutes, 21 seconds.
• To count from 1 to 138,751,585,211,421 would take you about eleven million, twenty-nine thousand, six hundred 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 138751585211421 cubic inches would be around 4314.2 feet tall.

Recreational maths with 138751585211421

• 138751585211421 backwards is 124112585157831
• The number of decimal digits it has is: 15
• The sum of 138751585211421's digits is 54
• More coming soon!