138141637936878940

Names of 138141637936878940

• Cardinal: 138141637936878940 can be written as One hundred thirty-eight quadrillion, one hundred forty-one trillion, six hundred thirty-seven billion, nine hundred thirty-six million, eight hundred seventy-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.3814163793687894 × 10¹⁷

Factors of 138141637936878940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 56411

Divisors of 138141637936878940

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 73 91 130 140 146 182 260 292 364 365 455 511 730 910 949 1022 1460 1820 1898 2044 2555 2801 3796 4745 5110 5602 6643 8191 9490 10220 11204 13286 14005 16382 18980 19607 26572 28010 32764 33215 36413 39214 40955 45319 56020 57337 66430 72826 78428 81910 90638 98035 106483 114674 132860 145652 163820 181276 182065 196070 204473 212966 226595 229348 254891 286685 317233 364130 392140 408946 425932 453190 509782 532415 573370 589147 597943 634466 728260 745381 817892 906380 1019564 1022365 1064830 1146740 1178294 1195886 1268932 1274455 1431311 1490762 1586165 2044730 2129660 2356588 2391772 2548910 2658149 2862622 2945735 2981524 2989715 3172330 3308287 3726905 4089460 4124029 4185601 5097820 5316298 5725244 5891470 5979430 6344660 6616574 7156555 7453810 7773259 8248058 8371202 10632596 11782940 11958860 13233148 13290745 14313110 14907620 15546518 16496116 16541435 16742404 18607043 20620145 20928005 22942991 23158009 26581490 28626220 31093036 33082870 37214086 38866295 41240290 41856010 43007731 45885982 46316018 53162980 54412813 66165740 74428172 77732590 82480580 83712020 86015462 91771964 92632036 93035215 108825626 114714955 115790045 126938519 155465180 160600937 172030924 186070430 215038655 217651252 229429910 231580090 253877038 272064065 298258883 301054117 321201874 371207929 372140860 430077310 458859820 463160180 507754076 544128130 596517766 602108234 634692595 642403748 742415858 803004685 860154620 888569633 1088256260 1193035532 1204216468 1269385190 1484831716 1491294415 1505270585 1606009370 1650200747 1674838343 1777139266 1856039645 2087812181 2538770380 2598455503 2982588830 3010541170 3212018740 3300401494 3349676686 3554278532 3712079290 4175624362 4442848165 4825703077 5196911006 5965177660 6021082340 6600802988 6699353372 7424158580 8251003735 8351248724 8374191715 8885696330 9266511887 9651406154 10393822012 10439060905 11551405229 11723868401 12992277515 16502007470 16748383430 17771392660 18533023774 19302812308 20878121810 21772898459 23102810458 23447736802 24128515385 25984555030 27098178817 33004014940 33496766860 33779921539 37066047548 41756243620 43545796918 46205620916 46332559435 46895473604 48257030770 51969110060 54196357634 57757026145 58619342005 64865583209 67559843078 87091593836 92665118870 96514061540 108392715268 108864492295 115514052290 117238684010 120464654531 129731166418 135119686156 135490894085 152410289213 168899607695 185330237740 189687251719 217728984590 231028104580 234477368020 240929309062 259462332836 270981788170 304820578426 324327916045 337799215390 352276324621 379374503438 435457969180 481858618124 541963576340 602323272655 609641156852 648655832090 675598430780 704552649242 758749006876 762051446065 843252581717 948436258595 1039753409129 1204646545310 1297311664180 1409105298484 1524102892130 1686505163434 1761381623105 1896872517190 2079506818258 2409293090620 2465934272347 3048205784260 3373010326868 3522763246210 3793745034380 4159013636516 4216262908585 4931868544694 5198767045645 7045526492420 7278273863903 8432525817170 9863737089388 10397534091290 12329671361735 13516794318677 14556547727806 16865051634340 20795068182580 24659342723470 27033588637354 29113095455612 36391369319515 49318685446940 54067177274708 67583971593385 72782738639030 75901998866417 94617560230739 135167943186770 145565477278060 151803997732834 189235120461478 270335886373540 303607995465668 378470240922956 379509994332085 473087801153695 531313992064919 759019988664170 946175602307390 986725985263421 1062627984129838 1518039977328340 1892351204614780 1973451970526842 2125255968259676 2656569960324595 3946903941053684 4933629926317105 5313139920649190 6907081896843947 9867259852634210 10626279841298380 13814163793687894 19734519705268420 27628327587375788 34535409484219735 69070818968439470 138141637936878940
• Sum of all divisors σ(n): 362115411455508480
• Sum of proper divisors (its aliquot sum) s(n): 223973773518629540
• 138141637936878940 is an abundant number, because the sum of its proper divisors (223973773518629540) is greater than itself. Its abundance is 85832135581750600

Bases of 138141637936878940

• Binary: 111101010110001110001011001111001111010110001010101011100₂
• Hexadecimal: 0x1EAC71679EB155C
• Base-36: 11S74GDG7ZVG

Squares and roots of 138141637936878940

• 138141637936878940 squared (138141637936878940²) is 19083112131883750762591708215523600
• 138141637936878940 cubed (138141637936878940³) is 2636172366831547090064805553199890161882241912984000
• The square root of 138141637936878940 is 371674101.7839135641
• The cube root of 138141637936878940 is 516941.6607221565

Scales and comparisons

• 138,141,637,936,878,940 seconds is equal to 4,392,476,786 years, 13 weeks, 8 hours, 35 minutes, 40 seconds.
• To count from 1 to 138,141,637,936,878,940 would take you about thirteen billion, one hundred seventy-seven million, four hundred thirty thousand, three hundred fifty-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 138141637936878940 cubic inches would be around 43078.5 feet tall.

Recreational maths with 138141637936878940

• 138141637936878940 backwards is 049878639736141831
• The number of decimal digits it has is: 18
• The sum of 138141637936878940's digits is 88
• More coming soon!