138228536161980

Names of 138228536161980

• Cardinal: 138228536161980 can be written as One hundred thirty-eight trillion, two hundred twenty-eight billion, five hundred thirty-six million, one hundred sixty-one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.3822853616198 × 10¹⁴

Factors of 138228536161980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 263082

Divisors of 138228536161980

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 73 90 99 110 121 132 146 165 180 198 219 220 242 292 330 331 363 365 396 438 484 495 605 657 660 662 726 730 803 876 990 993 1089 1095 1210 1314 1324 1452 1460 1606 1655 1815 1980 1986 2178 2190 2409 2420 2628 2979 3212 3285 3310 3630 3641 3972 4015 4356 4380 4818 4965 5445 5958 6570 6620 7227 7260 7282 8030 8833 9636 9930 10890 10923 11916 12045 13140 14454 14564 14895 16060 17666 18205 19860 21780 21846 24090 24163 26499 28908 29790 32769 35332 36135 36410 40051 43692 44165 48180 48326 52998 54615 59580 65538 72270 72489 72820 79497 80102 88330 96652 105996 109230 120153 120815 131076 132495 144540 144978 158994 160204 163845 176660 200255 217467 218460 240306 241630 262657 264990 265793 289956 317988 327690 360459 362445 397485 400510 434934 480612 483260 525314 529980 531586 600765 655380 720918 724890 787971 794970 797379 801020 869868 1050628 1063172 1087335 1201530 1313285 1328965 1441836 1449780 1575942 1589940 1594758 1802295 2174670 2363913 2392137 2403060 2626570 2657930 2889227 2923723 3151884 3189516 3604590 3939855 3986895 4349340 4727826 4784274 5253140 5315860 5778454 5847446 7209180 7879710 7973790 8667681 8771169 9455652 9568548 11556908 11694892 11819565 11960685 14446135 14618615 15759420 15947580 17335362 17542338 19173961 23639130 23921370 26003043 26313507 28892270 29237230 31781497 34670724 35084676 38347922 43338405 43855845 47278260 47842740 52006086 52627014 57521883 57784540 58474460 63562994 76695844 86676810 86939467 87711690 95344491 95869805 104012172 105254028 115043766 127125988 130015215 131567535 158907485 172565649 173353620 173878934 175423380 190688982 191739610 210913571 230087532 260030430 260818401 263135070 286033473 287609415 317814970 345131298 347757868 381377964 383479220 421827142 434697335 476722455 520060860 521636802 526270140 572066946 575218830 632740713 635629940 690262596 782455203 843654284 862828245 869394670 953444910 956334137 1043273604 1054567855 1144133892 1150437660 1265481426 1304092005 1430167365 1564910406 1725656490 1738789340 1898222139 1906889820 1912668274 2109135710 2320049281 2530962852 2608184010 2860334730 2869002411 3129820812 3163703565 3451312980 3796444278 3825336548 3912276015 4218271420 4640098562 4781670685 5216368020 5720669460 5738004822 6327407130 6346581091 6960147843 7592888556 7824552030 8607007233 9280197124 9491110695 9563341370 10519675507 11476009644 11600246405 12654814260 12693162182 13920295686 14345012055 15649104060 17214014466 18982221390 19039743273 19126682740 20880443529 21039351014 23200492810 25386324364 27840591372 28690024110 31559026521 31732905455 34428028932 34800739215 37964442780 38079486546 41760887058 42078702028 43035036165 46400985620 52598377535 57119229819 57380048220 63118053042 63465810910 69601478430 69812392001 76158973092 83521774116 86070072330 94677079563 95198716365 104402217645 105196755070 114238459638 126236106084 126931621820 139202956860 139624784002 157795132605 172140144660 189354159126 190397432730 208804435290 209437176003 210393510140 228476919276 279249568004 285596149095 315590265210 349061960005 378708318252 380794865460 417608870580 418874352006 473385397815 571192298190 628311528009 631180530420 698123920010 767936312011 837748704012 946770795630 1047185880015 1142384596380 1256623056018 1396247840020 1535872624022 1893541591260 2094371760030 2303808936033 2513246112036 3071745248044 3141557640045 3839681560055 4188743520060 4607617872066 6283115280090 6911426808099 7679363120110 9215235744132 11519044680165 12566230560180 13822853616198 15358726240220 23038089360330 27645707232396 34557134040495 46076178720660 69114268080990 138228536161980
• Sum of all divisors σ(n): 468602628285792
• Sum of proper divisors (its aliquot sum) s(n): 330374092123812
• 138228536161980 is an abundant number, because the sum of its proper divisors (330374092123812) is greater than itself. Its abundance is 192145555961832

Bases of 138228536161980

• Binary: 11111011011011111010110110010111011011010111100₂
• Hexadecimal: 0x7DB7D6CBB6BC
• Base-36: 1CZXB9H4N0

Squares and roots of 138228536161980

• 138228536161980 squared (138228536161980²) is 19107128209483812548797520400
• 138228536161980 cubed (138228536161980³) is 2641150362656221351690897761976356754392000
• The square root of 138228536161980 is 11757063.2456400437
• The cube root of 138228536161980 is 51705.0032336209

Scales and comparisons

• 138,228,536,161,980 seconds is equal to 4,395,239 years, 45 weeks, 5 days, 16 hours, 33 minutes.
• To count from 1 to 138,228,536,161,980 would take you about ten million, nine hundred eighty-eight thousand and 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 138228536161980 cubic inches would be around 4308.8 feet tall.

Recreational maths with 138228536161980

• 138228536161980 backwards is 089161635822831
• The number of decimal digits it has is: 15
• The sum of 138228536161980's digits is 63
• More coming soon!