39985213122720

Names of 39985213122720

• Cardinal: 39985213122720 can be written as Thirty-nine trillion, nine hundred eighty-five billion, two hundred thirteen million, one hundred twenty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.998521312272 × 10¹³

Factors of 39985213122720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 797871

Divisors of 39985213122720

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 32 34 36 40 45 48 51 54 60 68 72 80 85 90 96 102 108 120 135 136 144 153 160 170 180 204 216 240 255 270 272 288 306 340 360 408 432 459 480 510 540 544 612 680 683 720 765 816 864 918 1020 1080 1224 1360 1366 1440 1530 1632 1836 2040 2049 2160 2295 2448 2720 2732 3060 3415 3672 4080 4098 4320 4590 4896 5464 6120 6147 6830 7344 8160 8196 9180 10245 10928 11611 12240 12294 13660 14688 16392 18360 18441 20490 21856 23222 24480 24588 27320 30735 32784 34833 36720 36882 40980 46444 49176 54640 58055 61470 65568 69666 73440 73764 81960 92205 92888 98352 104499 109280 116110 122940 139332 147528 163920 174165 184410 185776 196704 208998 232220 245880 278664 295056 313497 327840 348330 368820 371552 417996 464440 491760 522495 557328 590112 626994 696660 737640 797161 835992 928880 983520 1044990 1114656 1253988 1393320 1475280 1567485 1594322 1671984 1857760 2089980 2391483 2507976 2786640 2950560 3134970 3188644 3343968 3985805 4179960 4782966 5015952 5573280 6269940 6377288 7174449 7971610 8359920 9565932 10031904 11957415 12539880 12754576 13551737 14348898 15943220 16719840 19131864 21523347 23914830 25079760 25509152 27103474 28697796 31886440 35872245 38263728 40655211 43046694 47829660 50159520 54206948 57395592 63772880 67758685 71744490 76527456 81310422 86093388 95659320 107616735 108413896 114791184 121965633 127545760 135517370 143488980 162620844 172186776 191318640 203276055 215233470 216827792 229582368 243931266 271034740 286977960 325241688 344373552 365896899 382637280 406552110 430466940 433655584 487862532 542069480 544460963 573955920 609828165 650483376 688747104 731793798 813104220 860933880 975725064 1084138960 1088921926 1147911840 1219656330 1300966752 1463587596 1626208440 1633382889 1721867760 1829484495 1951450128 2168277920 2177843852 2439312660 2722304815 2927175192 3252416880 3266765778 3443735520 3658968990 3902900256 4355687704 4878625320 4900148667 5444609630 5854350384 6504833760 6533531556 7317937980 8166914445 8711375408 9255836371 9757250640 9800297334 10889219260 11708700768 13067063112 14635875960 14700446001 16333828890 17422750816 18511672742 19514501280 19600594668 21778438520 24500743335 26134126224 27767509113 29271751920 29400892002 32667657780 37023345484 39201189336 43556877040 46279181855 49001486670 52268252448 55535018226 58543503840 58801784004 65335315560 73502230005 74046690968 78402378672 83302527339 87113754080 92558363710 98002973340 111070036452 117603568008 130670631120 138837545565 147004460010 148093381936 156804757344 166605054678 185116727420 196005946680 222140072904 235207136016 249907582017 261341262240 277675091130 294008920020 296186763872 333210109356 370233454840 392011893360 416512636695 444280145808 470414272032 499815164034 555350182260 588017840040 666420218712 740466909680 784023786720 833025273390 888560291616 999630328068 1110700364520 1176035680080 1249537910085 1332840437424 1480933819360 1666050546780 1999260656136 2221400729040 2352071360160 2499075820170 2665680874848 3332101093560 3998521312272 4442801458080 4998151640340 6664202187120 7997042624544 9996303280680 13328404374240 19992606561360 39985213122720
• Sum of all divisors σ(n): 148397637185280
• Sum of proper divisors (its aliquot sum) s(n): 108412424062560
• 39985213122720 is an abundant number, because the sum of its proper divisors (108412424062560) is greater than itself. Its abundance is 68427210939840

Bases of 39985213122720

• Binary: 1001000101110111001000011011001010100010100000₂
• Hexadecimal: 0x245DC86CA8A0
• Base-36: E68YBI7C0

Squares and roots of 39985213122720

• 39985213122720 squared (39985213122720²) is 1598817268469339693780198400
• 39985213122720 cubed (39985213122720³) is 63929049224031586811713375426965147648000
• The square root of 39985213122720 is 6323386.2069875189
• The cube root of 39985213122720 is 34195.3042133909

Scales and comparisons

• 39,985,213,122,720 seconds is equal to 1,271,406 years, 4 weeks, 6 days, 13 hours, 12 minutes.
• To count from 1 to 39,985,213,122,720 would take you about three million, one hundred seventy-eight thousand, five hundred fifteen 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 39985213122720 cubic inches would be around 2849.6 feet tall.

Recreational maths with 39985213122720

• 39985213122720 backwards is 02722131258993
• 39985213122720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 39985213122720's digits is 54
• More coming soon!