3940639572421840

Names of 3940639572421840

• Cardinal: 3940639572421840 can be written as Three quadrillion, nine hundred forty trillion, six hundred thirty-nine billion, five hundred seventy-two million, four hundred twenty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 3.94063957242184 × 10¹⁵

Factors of 3940639572421840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 875

Divisors of 3940639572421840

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 34 40 58 68 79 80 85 116 136 145 158 170 232 272 290 316 340 395 464 493 580 632 680 743 790 841 986 1160 1264 1343 1360 1486 1580 1682 1972 2291 2320 2465 2686 2972 3160 3364 3715 3944 4205 4582 4930 5372 5944 6241 6320 6715 6728 7430 7888 8410 9164 9860 10744 11455 11888 12482 12631 13430 13456 14297 14860 16820 18328 19720 21488 21547 22910 24964 25262 26860 28594 29720 31205 33640 36656 38947 39440 43094 45820 49928 50524 53720 57188 58697 59440 62410 63155 66439 67280 71485 77894 86188 91640 99856 101048 106097 107440 107735 114376 117394 124820 126310 132878 142970 155788 172376 180989 183280 194735 202096 212194 215470 228752 234788 249640 252620 265756 285940 293485 311576 332195 344752 361978 366299 389470 424388 430940 469576 499280 505240 530485 531512 552049 571880 586970 623152 624863 664390 723956 732598 778940 848776 861880 904945 939152 997849 1010480 1060970 1063024 1104098 1129463 1143760 1173940 1249726 1328780 1447912 1465196 1557880 1697552 1702213 1723760 1809890 1831495 1995698 2121940 2208196 2258926 2347880 2499452 2657560 2760245 2895824 2930392 3076813 3115760 3124315 3404426 3619780 3662990 3991396 4243880 4416392 4517852 4637063 4695760 4989245 4998904 5248681 5315120 5520490 5647315 5860784 6153626 6248630 6808852 7239560 7325980 7982792 8487760 8511065 8832784 9035704 9274126 9384833 9978490 9997808 10497362 10622671 11040980 11294630 12307252 12497260 13617704 14479120 14651960 15384065 15965584 16009421 17022130 18071408 18548252 18769666 19956980 20994724 21245342 22081960 22589260 23185315 24614504 24994520 26243405 27235408 28937621 29303920 30768130 32018842 34044260 37096504 37539332 39913960 41989448 42490684 43611871 44163920 45178520 46370630 46924165 49229008 49364177 49989040 52486810 53113355 57875242 61536260 64037684 68088520 74193008 75078664 78830071 79827920 80047105 83978896 84981368 87223742 89227577 90357040 92741260 93848330 98728354 104973620 106226710 115750484 123072520 128075368 134474827 136177040 144688105 150157328 157660142 160094210 169962736 174447484 178455154 185482520 187696660 197456708 209947240 212453420 218059355 231500968 246145040 246820885 256150736 268949654 272160157 289376210 315320284 320188420 348894968 356910308 370965040 375393320 394150355 394913416 419894480 424906840 436118710 446137885 463001936 464273209 493641770 537899308 544320314 578752420 630640568 640376840 672374135 697789936 713820616 741401807 750786640 788300710 789826832 839191009 849813680 872237420 892275770 928546418 987283540 1075798616 1088640628 1157504840 1261281136 1264744259 1280753680 1344748270 1360800785 1427641232 1482803614 1576601420 1678382018 1744474840 1784551540 1857092836 1974567080 2151597232 2177281256 2286072059 2315009680 2321366045 2529488518 2689496540 2721601570 2965607228 3153202840 3356764036 3445337809 3488949680 3569103080 3707009035 3714185672 3899769983 3949134160 4195955045 4354562512 4572144118 4642732090 5058977036 5378993080 5443203140 5931214456 6306405680 6323721295 6713528072 6890675618 7138206160 7414018070 7428371344 7799539966 7892644553 8391910090 9144288236 9285464180 10117954072 10757986160 10886406280 11430360295 11862428912 12647442590 13427056144 13781351236 14828036140 15599079932 15785289106 16783820180 17226689045 18288576472 18570928360 19498849915 20235908144 21500652403 21772812560 22860720590 25294885180 27562702472 29656072280 31198159864 31570578212 33567640360 34453378090 36577152944 36677583511 37141856720 38997699830 39463222765 43001304806 45721441180 50589770360 55125404944 58570742753 59312144560 62396319728 63141156424 66296089711 67135280720 68906756180 73355167022 77995399660 78926445530 86002609612 91442882360 99914796461 101179540720 107503262015 117141485506 126282312848 132592179422 137813512360 146710334044 155990799320 157852891060 172005219224 182885764720 183387917555 199829592922 215006524030 234282971012 265184358844 275627024720 292853713765 293420668088 311981598640 315705782120 331480448555 344010438448 366775835110 399659185844 430013048060 468565942024 499573982305 530368717688 585707427530 586841336176 623518919687 631411564240 662960897110 733551670220 799318371688 860026096120 937131884048 999147964610 1060737435376 1171414855060 1247037839374 1325921794220 1467103340440 1598636743376 1698551539837 1720052192240 1998295929220 2342829710120 2494075678748 2651843588440 2897529097369 2934206680880 3117594598435 3397103079674 3996591858440 4685659420240 4988151357496 5303687176880 5795058194738 6235189196870 6794206159348 7993183716880 8492757699185 9976302714992 11590116389476 12470378393740 13588412318696 14487645486845 16985515398370 23180232778952 24940756787480 27176824637392 28975290973690 33971030796740 46360465557904 49257994655273 49881513574960 57950581947380 67942061593480 98515989310546 115901163894760 135884123186960 197031978621092 231802327789520 246289973276365 394063957242184 492579946552730 788127914484368 985159893105460 1970319786210920 3940639572421840
• Sum of all divisors σ(n): 10189477850639724
• Sum of proper divisors (its aliquot sum) s(n): 6248838278217884
• 3940639572421840 is an abundant number, because the sum of its proper divisors (6248838278217884) is greater than itself. Its abundance is 2308198705796044

Bases of 3940639572421840

• Binary: 1101111111111111110110100101111001101110110011010000₂
• Hexadecimal: 0xDFFFDA5E6ECD0
• Base-36: 12SU8TT4D74

Squares and roots of 3940639572421840

• 3940639572421840 squared (3940639572421840²) is 15528640239736981978282908985600
• 3940639572421840 cubed (3940639572421840³) is 61192774234609719654203124237648600489685504000
• The square root of 3940639572421840 is 62774513.7171275903
• The cube root of 3940639572421840 is 157950.9484600553

Scales and comparisons

• 3,940,639,572,421,840 seconds is equal to 125,300,149 years, 10 weeks, 4 days, 10 hours, 30 minutes, 40 seconds.
• To count from 1 to 3,940,639,572,421,840 would take you about three hundred seventy-five million, nine hundred thousand, four hundred forty-seven 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 3940639572421840 cubic inches would be around 13162.6 feet tall.

Recreational maths with 3940639572421840

• 3940639572421840 backwards is 0481242759360493
• The number of decimal digits it has is: 16
• The sum of 3940639572421840's digits is 67
• More coming soon!