31390431272640

Names of 31390431272640

• Cardinal: 31390431272640 can be written as Thirty-one trillion, three hundred ninety billion, four hundred thirty-one million, two hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.139043127264 × 10¹³

Factors of 31390431272640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2023

Divisors of 31390431272640

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 23 24 30 32 33 36 40 44 45 46 48 55 60 64 66 69 72 80 88 90 92 96 99 110 115 120 121 132 138 144 160 165 176 180 184 192 198 207 220 230 240 242 253 264 276 288 320 330 345 352 360 363 368 396 414 440 460 480 484 495 506 528 552 576 605 660 690 704 720 726 736 759 792 828 880 920 960 968 990 1012 1035 1056 1089 1104 1210 1265 1320 1380 1440 1452 1472 1518 1584 1656 1760 1815 1840 1936 1979 1980 2024 2070 2112 2178 2208 2277 2420 2530 2640 2760 2783 2880 2904 3036 3168 3312 3520 3630 3680 3795 3872 3958 3960 4048 4140 4356 4416 4554 4840 5060 5280 5445 5520 5566 5808 5937 6072 6336 6624 7260 7360 7590 7744 7916 7920 8096 8280 8349 8712 9108 9680 9895 10120 10560 10890 11040 11132 11385 11616 11874 12144 13248 13915 14520 15180 15832 15840 16192 16560 16698 17424 17811 18216 19360 19790 20240 21769 21780 22080 22264 22770 23232 23748 24288 25047 27830 29040 29685 30360 31664 31680 33120 33396 34848 35622 36432 38720 39580 40480 41745 43538 43560 44528 45517 45540 47496 48576 50094 55660 58080 59370 60720 63328 65307 66240 66792 69696 71244 72864 79160 80960 83490 87076 87120 89055 89056 91034 91080 94992 100188 108845 111320 116160 118740 121440 125235 126656 130614 133584 136551 142488 145728 158320 166980 174152 174240 178110 178112 182068 182160 189984 195921 200376 217690 222640 227585 237480 239459 242880 250470 261228 267168 273102 284976 316640 326535 333960 348304 348480 356220 364136 364320 379968 391842 400752 409653 435380 445280 455170 474960 478918 500687 500940 522456 534336 546204 569952 633280 653070 667920 682755 696608 712440 718377 728272 728640 783684 801504 819306 870760 890560 910340 949920 957836 979605 1001374 1001880 1044912 1092408 1139904 1197295 1306140 1335840 1365510 1393216 1424880 1436754 1456544 1502061 1567368 1603008 1638612 1741520 1820680 1899840 1915672 1959210 2002748 2003760 2048265 2089824 2155131 2184816 2394590 2503435 2612280 2671680 2731020 2849760 2873508 2913088 3004122 3134736 3277224 3483040 3591885 3641360 3831344 3916441 3918420 4005496 4007520 4096530 4179648 4310262 4369632 4506183 4789180 5006870 5224560 5462040 5507557 5699520 5747016 6008244 6269472 6554448 6966080 7183770 7282720 7510305 7662688 7832882 7836840 8010992 8015040 8193060 8620524 8739264 9012366 9578360 10013740 10449120 10775655 10924080 11015114 11494032 11749323 12016488 12538944 13108896 14367540 14565440 15020610 15325376 15665764 15673680 16021984 16386120 16522671 17241048 18024732 19156720 19582205 20027480 20898240 21551310 21848160 22030228 22530915 22988064 23498646 24032976 26217792 27537785 28735080 30041220 31331528 31347360 32043968 32772240 33045342 34482096 35247969 36049464 38313440 39164410 40054960 43080851 43102620 43696320 44060456 45061830 45976128 46997292 48065952 49568013 55075570 57470160 58746615 60082440 62663056 62694720 65544480 66090684 68964192 70495938 72098928 76626880 78328820 80109920 82613355 86161702 86205240 88120912 90078143 90123660 93994584 96131904 99136026 110151140 114940320 117493230 120164880 125326112 129242553 131088960 132181368 137928384 140991876 144197856 156657640 160219840 165226710 172323404 172410480 176239845 176241824 180156286 180247320 187989168 198272052 215404255 220302280 229880640 234986460 240329760 247840065 250652224 258485106 264362736 270234429 281983752 288395712 313315280 330453420 344646808 344820960 352479690 352483648 360312572 360494640 375978336 387727659 396544104 430808510 440604560 450390715 469972920 473889361 480659520 495680130 516970212 528725472 540468858 563967504 626630560 646212765 660906840 689293616 689641920 704959380 720625144 720989280 751956672 775455318 793088208 810703287 861617020 881209120 900781430 939945840 947778722 990859573 991360260 1033940424 1057450944 1080937716 1127935008 1253261120 1292425530 1321813680 1351172145 1378587232 1409918760 1421668083 1441250288 1441978560 1550910636 1586176416 1621406574 1723234040 1762418240 1801562860 1879891680 1895557444 1938638295 1981719146 1982720520 2067880848 2161875432 2255870016 2369446805 2584851060 2643627360 2702344290 2757174464 2819837520 2843336166 2882500576 2972578719 3101821272 3172352832 3242813148 3446468080 3603125720 3759783360 3791114888 3877276590 3963438292 3965441040 4053516435 4135761696 4265004249 4323750864 4738893610 4954297865 5169702120 5287254720 5404688580 5639675040 5686672332 5765001152 5945157438 6203642544 6485626296 6892936160 7108340415 7206251440 7582229776 7754553180 7926876584 7930882080 8107032870 8271523392 8530008498 8647501728 8917736157 9477787220 9908595730 10339404240 10809377160 10899455303 11279350080 11373344664 11890314876 12407285088 12971252592 13785872320 14216680830 14412502880 14862893595 15164459552 15509106360 15853753168 15861764160 16214065740 17060016996 17295003456 17835472314 18955574440 19817191460 20678808480 21325021245 21618754320 21798910606 22746689328 23780629752 24814570176 25942505184 28433361660 28825005760 29725787190 30328919104 31018212720 31707506336 32428131480 32698365909 34120033992 35670944628 37911148880 39634382920 41357616960 42650042490 43237508640 43597821212 44588680785 45493378656 47561259504 51885010368 54497276515 56866723320 59451574380 62036425440 63415012672 64856262960 65396731818 68240067984 71341889256 75822297760 79268765840 85300084980 86475017280 87195642424 89177361570 90986757312 95122519008 98095097727 108994553030 113733446640 118903148760 124072850880 129712525920 130793463636 136480135968 142683778512 151644595520 158537531680 163491829545 170600169960 174391284848 178354723140 190245038016 196190195454 217989106060 227466893280 237806297520 259425051840 261586927272 272960271936 285367557024 317075063360 326983659090 341200339920 348782569696 356709446280 392380390908 435978212120 454933786560 475612595040 490475488635 523173854544 570735114048 653967318180 682400679840 697565139392 713418892560 784760781816 871956424240 951225190080 980950977270 1046347709088 1307934636360 1364801359680 1426837785120 1569521563632 1743912848480 1961901954540 2092695418176 2615869272720 2853675570240 3139043127264 3487825696960 3923803909080 5231738545440 6278086254528 7847607818160 10463477090880 15695215636320 31390431272640
• Sum of all divisors σ(n): 123900283935792
• Sum of proper divisors (its aliquot sum) s(n): 92509852663152
• 31390431272640 is an abundant number, because the sum of its proper divisors (92509852663152) is greater than itself. Its abundance is 61119421390512

Bases of 31390431272640

• Binary: 111001000110010100111100000010101111011000000₂
• Hexadecimal: 0x1C8CA7815EC0
• Base-36: B4KKCAWG0

Squares and roots of 31390431272640

• 31390431272640 squared (31390431272640²) is 985359175482335290012569600
• 31390431272640 cubed (31390431272640³) is 30930849476843463243508448630524575744000
• The square root of 31390431272640 is 5602716.4190810157
• The cube root of 31390431272640 is 31545.1376989183

Scales and comparisons

• 31,390,431,272,640 seconds is equal to 998,118 years, 32 weeks, 18 hours, 24 minutes.
• To count from 1 to 31,390,431,272,640 would take you about two million, four hundred ninety-five thousand, two hundred ninety-six 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 31390431272640 cubic inches would be around 2628.8 feet tall.

Recreational maths with 31390431272640

• 31390431272640 backwards is 04627213409313
• 31390431272640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31390431272640's digits is 45
• More coming soon!