138377547990

Names of 138377547990

• Cardinal: 138377547990 can be written as One hundred thirty-eight billion, three hundred seventy-seven million, five hundred forty-seven thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.3837754799 × 10¹¹

Factors of 138377547990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 414

Divisors of 138377547990

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 23 27 30 33 45 46 54 55 66 69 81 89 90 99 110 115 135 138 162 165 178 198 207 230 243 253 267 270 281 297 330 345 405 414 445 486 495 506 534 562 594 621 690 729 759 801 810 843 890 891 979 990 1035 1215 1242 1265 1335 1405 1458 1485 1518 1602 1686 1782 1863 1958 2047 2070 2187 2277 2403 2430 2529 2530 2670 2673 2810 2937 2970 3091 3105 3645 3726 3795 4005 4094 4215 4374 4455 4554 4806 4895 5058 5346 5589 5874 6141 6182 6210 6463 6831 7209 7290 7587 7590 8010 8019 8430 8811 8910 9273 9315 9790 10235 10935 11178 11385 12015 12282 12645 12926 13365 13662 14418 14685 15174 15455 16038 16767 17622 18423 18546 18630 19389 20470 20493 21627 21870 22517 22761 22770 24030 24057 25009 25290 26433 26730 27819 27945 29370 30705 30910 32315 33534 34155 36045 36846 37935 38778 40095 40986 43254 44055 45034 45522 46365 48114 50018 50301 52866 55269 55638 55890 58167 61410 61479 64630 64881 67551 68283 68310 71093 72090 75027 75870 79299 80190 83457 83835 88110 92115 92730 96945 100602 102465 108135 110538 112585 113805 116334 120285 122958 125045 129762 132165 135102 136566 139095 142186 150054 158598 165807 166914 167670 174501 184230 184437 193890 194643 202653 204849 204930 213279 216270 225081 225170 227610 237897 240570 250090 250371 251505 264330 275099 276345 278190 290835 307395 324405 331614 337755 341415 349002 355465 368874 375135 389286 396495 405306 409698 417285 426558 450162 475794 497421 500742 503010 523503 550198 552690 553311 575207 581670 607959 614547 614790 639837 648810 675243 675510 682830 710930 713691 750270 751113 792990 825297 829035 834570 872505 922185 973215 994842 1013265 1024245 1047006 1066395 1106622 1125405 1150414 1189485 1215918 1229094 1251855 1279674 1350486 1375495 1427382 1492263 1502226 1570509 1650594 1658070 1725621 1745010 1823877 1844370 1919511 1946430 2025729 2026530 2048490 2132790 2141073 2250810 2253339 2378970 2475891 2487105 2503710 2617515 2750990 2766555 2876035 2984526 3039795 3072735 3141018 3199185 3376215 3451242 3568455 3647754 3755565 3839022 4051458 4126485 4282146 4476789 4506678 4711527 4951782 4974210 5176863 5235030 5471631 5533110 5752070 5758533 6077187 6079590 6145470 6327277 6398370 6752430 6760017 7136910 7427673 7461315 7511130 7852545 8252970 8628105 8953578 9119385 9423054 9597555 10128645 10353726 10705365 10943262 11266695 11517066 12154374 12379455 12654554 13520034 14134581 14855346 14922630 15530589 15705090 16414893 17256210 17275599 18231561 18238770 18981831 19195110 20257290 21410730 22283019 22383945 22533390 23557635 24758910 25884315 27358155 28269162 28792665 30385935 31061178 31636385 32829786 33800085 34551198 36463122 37138365 37963662 44566038 44767890 46591767 47115270 49244679 51768630 51826797 54694683 54716310 56945493 57585330 60771870 63272770 66849057 67600170 70672905 74276730 77652945 82074465 86377995 91157805 93183534 94909155 98489358 103653594 109389366 111415095 113890986 133698114 139775301 141345810 155305890 155480391 164148930 170836479 172755990 182315610 189818310 200547171 222830190 232958835 246223395 259133985 273473415 279550602 284727465 310960782 334245285 341672958 401094342 419325903 465917670 492446790 512509437 518267970 546946830 569454930 601641513 668490570 698876505 777401955 838651806 854182395 1002735855 1025018874 1203283026 1257977709 1397753010 1537528311 1554803910 1708364790 2005471710 2096629515 2515955418 2562547185 3008207565 3075056622 4193259030 4612584933 5125094370 6016415130 6289888545 7687641555 9225169866 12579777090 13837754799 15375283110 23062924665 27675509598 46125849330 69188773995 138377547990
• Sum of all divisors σ(n): 431549337600
• Sum of proper divisors (its aliquot sum) s(n): 293171789610
• 138377547990 is an abundant number, because the sum of its proper divisors (293171789610) is greater than itself. Its abundance is 154794241620

Bases of 138377547990

• Binary: 10000000110111111100011101000011010110₂
• Hexadecimal: 0x2037F1D0D6
• Base-36: 1RKIF3DI

Squares and roots of 138377547990

• 138377547990 squared (138377547990²) is 19148345787724753040100
• 138377547990 cubed (138377547990³) is 2649701138169996366717336144399000
• The square root of 138377547990 is 371991.3278424647
• The cube root of 138377547990 is 5172.3576075267

Scales and comparisons

• 138,377,547,990 seconds is equal to 4,399 years, 50 weeks, 5 days, 23 hours, 46 minutes, 30 seconds.
• To count from 1 to 138,377,547,990 would take you about eight thousand, seven hundred ninety-nine 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 138377547990 cubic inches would be around 431 feet tall.

Recreational maths with 138377547990

• 138377547990 backwards is 099745773831
• The number of decimal digits it has is: 12
• The sum of 138377547990's digits is 63
• More coming soon!