80911688720040

Names of 80911688720040

• Cardinal: 80911688720040 can be written as Eighty trillion, nine hundred eleven billion, six hundred eighty-eight million, seven hundred twenty thousand and forty.

Scientific notation

• Scientific notation: 8.091168872004 × 10¹³

Factors of 80911688720040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 455

Divisors of 80911688720040

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 41 45 60 62 72 82 90 93 120 123 124 155 164 180 186 205 246 248 279 310 328 360 369 372 373 410 465 492 558 615 620 738 744 746 820 930 961 984 1116 1119 1230 1240 1271 1395 1476 1492 1640 1681 1845 1860 1865 1922 2232 2238 2460 2542 2790 2883 2952 2984 3357 3362 3690 3720 3730 3813 3844 4476 4805 4920 5043 5084 5580 5595 5766 6355 6714 6724 7380 7460 7626 7688 8405 8649 8952 9610 10086 10168 11160 11190 11439 11532 11563 12710 13428 13448 14415 14760 14920 15129 15252 15293 16785 16810 17298 19065 19220 20172 22380 22878 23064 23126 25215 25420 26856 28830 30258 30504 30586 33570 33620 34596 34689 38130 38440 39401 40344 43245 44760 45756 45879 46252 50430 50840 52111 57195 57660 57815 60516 61172 67140 67240 69192 69378 75645 76260 76465 78802 86490 91512 91758 92504 100860 104067 104222 114390 115320 115630 118203 121032 122344 134280 137637 138756 139129 151290 152520 152930 156333 157604 172980 173445 183516 197005 201720 208134 208444 228780 229395 231260 236406 260555 275274 277512 278258 302580 305860 312666 315208 345960 346890 354609 358453 367032 394010 416268 416888 417387 457560 458790 462520 468999 472812 474083 520335 521110 550548 556516 591015 605160 611720 625332 627013 688185 693780 695645 709218 716906 781665 788020 832536 834774 917580 937998 945624 948166 1040670 1042220 1075359 1101096 1113032 1182030 1250664 1252161 1254026 1376370 1387560 1391290 1418436 1422249 1433812 1563330 1576040 1615441 1669548 1773045 1792265 1835160 1875996 1881039 1896332 2081340 2084440 2086935 2150718 2344995 2364060 2370415 2504322 2508052 2752740 2782580 2836872 2844498 2867624 3126660 3135065 3226077 3230882 3339096 3546090 3584530 3751992 3762078 3792664 4162680 4173870 4266747 4301436 4312999 4689990 4728120 4740830 4846323 5008644 5016104 5376795 5505480 5565160 5643117 5688996 5704289 6253320 6260805 6270130 6452154 6461764 7092180 7111245 7169060 7524156 8077205 8347740 8533494 8602872 8625998 9379980 9405195 9481660 9692646 10017288 10753590 11286234 11377992 11408578 12521610 12540260 12904308 12923528 12938997 14184360 14222490 14338120 14538969 14696573 15048312 16130385 16154410 16695480 17066988 17112867 17251996 18759960 18810390 18963320 19385292 19437403 21333735 21507180 21564995 22572468 22817156 24231615 25043220 25080520 25808616 25877994 28215585 28444980 28521445 29077938 29393146 32260770 32308820 34133976 34225734 34503992 37620780 38770584 38816991 38874806 42667470 43014360 43129990 44089719 45144936 45634312 48463230 50086440 51338601 51755988 56431170 56889960 57042890 58155876 58312209 58786292 64521540 64617640 64694985 68451468 72694845 73482865 75241560 77633982 77749612 85334940 85564335 86259980 88179438 96926460 97187015 102677202 103511976 112862340 114085780 116311752 116624418 117572584 129043080 129389970 132269157 133702969 136902936 145389690 146965730 155267964 155499224 170669880 171128670 172519960 174936627 176358876 176832959 193852920 194084955 194374030 205354404 220448595 225724680 228171560 233248836 233875849 256693005 258779940 264538314 267405938 290779380 291561045 293931460 310535928 342257340 349873254 352717752 353665918 388169910 388748060 401108907 410708808 440897190 466497672 467751698 513386010 517559880 529076628 530498877 534811876 581558760 583122090 587862920 602559493 661345785 668514845 684514680 699746508 701627547 707331836 776339820 777496120 802217814 874683135 881794380 884164795 935503396 1026772020 1058153256 1060997754 1069623752 1166244180 1169379245 1203326721 1205118986 1322691570 1337029690 1399493016 1403255094 1414663672 1552679640 1591496631 1604435628 1749366270 1763588760 1768329590 1807678479 1871006792 2005544535 2053544040 2104882641 2121995508 2332488360 2338758490 2406653442 2410237972 2645383140 2652494385 2674059380 2806510188 3012797465 3182993262 3208871256 3498732540 3508137735 3536659180 3615356958 4011089070 4209765282 4243991016 4677516980 4813306884 4820475944 5290766280 5304988770 5348118760 5423035437 5481821729 5613020376 6016633605 6025594930 6365986524 6997465080 7016275470 7073318360 7230713916 7250151319 7957483155 8022178140 8419530564 9038392395 9355033960 9626613768 10524413205 10609977540 10846070874 10963643458 12033267210 12051189860 12731973048 14032550940 14461427832 14500302638 15914966310 16044356280 16445465187 16839061128 18076784790 21048826410 21219955080 21692141748 21750453957 21927286916 24066534420 24102379720 27115177185 27409108645 28065101880 29000605276 31829932620 32890930374 36153569580 36250756595 42097652820 43384283496 43500907914 43854573832 48133068840 49336395561 54230354370 54818217290 58001210552 63659865240 65251361871 65781860748 72307139160 72501513190 82227325935 84195305640 87001815828 98672791122 108460708740 108752269785 109636434580 130502723742 131563721496 145003026380 164454651870 174003631656 197345582244 216921417480 217504539570 219272869160 224754690889 246681977805 261005447484 290006052760 326256809355 328909303740 394691164488 435009079140 449509381778 493363955610 522010894968 652513618710 657818607480 674264072667 870018158280 899018763556 986727911220 1123773454445 1305027237420 1348528145334 1798037527112 1973455822440 2022792218001 2247546908890 2610054474840 2697056290668 3371320363335 4045584436002 4495093817780 5394112581336 6742640726670 8091168872004 8990187635560 10113961090005 13485281453340 16182337744008 20227922180010 26970562906680 40455844360020 80911688720040
• Sum of all divisors σ(n): 279256914280890
• Sum of proper divisors (its aliquot sum) s(n): 198345225560850
• 80911688720040 is an abundant number, because the sum of its proper divisors (198345225560850) is greater than itself. Its abundance is 117433536840810

Bases of 80911688720040

• Binary: 10010011001011010111000011101101101111010101000₂
• Hexadecimal: 0x4996B876DEA8
• Base-36: SOIBEDWA0

Squares and roots of 80911688720040

• 80911688720040 squared (80911688720040²) is 6546701371528648173497601600
• 80911688720040 cubed (80911688720040³) is 529704663516184919631295640252713856064000
• The square root of 80911688720040 is 8995092.4797936347
• The cube root of 80911688720040 is 43251.7570818855

Scales and comparisons

• 80,911,688,720,040 seconds is equal to 2,572,741 years, 22 weeks, 16 hours, 54 minutes.
• To count from 1 to 80,911,688,720,040 would take you about six million, four hundred thirty-one thousand, eight hundred fifty-three 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 80911688720040 cubic inches would be around 3604.3 feet tall.

Recreational maths with 80911688720040

• 80911688720040 backwards is 04002788611908
• The number of decimal digits it has is: 14
• The sum of 80911688720040's digits is 54
• More coming soon!