8139380720640

Names of 8139380720640

• Cardinal: 8139380720640 can be written as Eight trillion, one hundred thirty-nine billion, three hundred eighty million, seven hundred twenty thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.13938072064 × 10¹²

Factors of 8139380720640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2356

Divisors of 8139380720640

• Number of divisors d(n): 704
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 37 39 40 48 52 60 64 65 74 78 80 96 104 111 120 128 130 148 156 160 185 192 195 208 222 240 256 260 296 312 320 370 384 390 416 444 480 481 512 520 555 592 624 640 683 740 768 780 832 888 960 962 1024 1040 1110 1184 1248 1280 1366 1443 1480 1536 1560 1613 1664 1776 1920 1924 2049 2080 2220 2368 2405 2496 2560 2732 2886 2960 3072 3120 3226 3328 3415 3552 3840 3848 4098 4160 4440 4736 4810 4839 4992 5120 5464 5772 5920 6240 6452 6656 6830 7104 7215 7680 7696 8065 8196 8320 8879 8880 9472 9620 9678 9984 10245 10928 11544 11840 12480 12904 13312 13660 14208 14430 15360 15392 16130 16392 16640 17758 17760 18944 19240 19356 19968 20490 20969 21856 23088 23680 24195 24960 25271 25808 26637 27320 28416 28860 30784 32260 32784 33280 35516 35520 37888 38480 38712 39936 40980 41938 43712 44395 46176 47360 48390 49920 50542 51616 53274 54640 56832 57720 59681 61568 62907 64520 65568 66560 71032 71040 75813 76960 77424 81960 83876 87424 88790 92352 94720 96780 99840 101084 103232 104845 106548 109280 113664 115440 119362 123136 125814 126355 129040 131136 133185 142064 142080 151626 153920 154848 163920 167752 174848 177580 179043 184704 189440 193560 199680 202168 206464 209690 213096 218560 230880 238724 246272 251628 252710 258080 262272 266370 284128 284160 298405 303252 307840 309696 314535 327840 328523 335504 349696 355160 358086 369408 379065 387120 404336 412928 419380 426192 437120 461760 477448 492544 503256 505420 516160 524544 532740 568256 568320 596810 606504 615680 619392 629070 655680 657046 671008 699392 710320 716172 738816 758130 774240 775853 808672 825856 838760 852384 874240 895215 923520 954896 985569 1006512 1010840 1032320 1049088 1065480 1101679 1136512 1193620 1213008 1231360 1238784 1258140 1311360 1314092 1342016 1420640 1432344 1477632 1516260 1548480 1551706 1617344 1642615 1651712 1677520 1704768 1748480 1790430 1847040 1909792 1971138 2013024 2021680 2064640 2098176 2130960 2203358 2273024 2327559 2387240 2426016 2462720 2477568 2516280 2622720 2628184 2684032 2841280 2864688 3032520 3096960 3103412 3234688 3285230 3305037 3355040 3409536 3496960 3580860 3694080 3819584 3879265 3942276 4026048 4043360 4129280 4261920 4406716 4546048 4655118 4774480 4852032 4927845 4955136 5032560 5245440 5256368 5368064 5508395 5682560 5729376 6065040 6193920 6206824 6469376 6570460 6610074 6710080 6819072 7161720 7388160 7639168 7758530 7884552 8052096 8086720 8258560 8523840 8813432 9092096 9310236 9548960 9704064 9855690 10065120 10490880 10512736 10736128 11016790 11365120 11458752 11637795 12130080 12387840 12413648 12938752 13140920 13220148 13420160 13638144 14321827 14323440 15278336 15517060 15769104 16104192 16173440 16525185 17047680 17626864 18620472 19097920 19408128 19711380 20130240 21025472 21472256 22033580 22730240 22917504 23275590 24260160 24775680 24827296 25877504 26281840 26440296 26840320 27276288 28643654 28646880 30556672 31034120 31538208 32208384 32346880 33050370 34095360 35253728 37240944 38195840 38816256 39422760 40260480 40762123 42050944 42965481 44067160 45460480 45835008 46551180 48520320 49654592 52563680 52880592 53680640 57287308 57293760 61113344 62068240 63076416 64416768 64693760 66100740 68190720 70507456 71609135 74481888 76391680 77632512 78845520 80520960 81524246 84101888 85930962 88134320 91670016 93102360 97040640 99309184 105127360 105761184 107361280 114574616 114587520 122286369 124136480 126152832 129387520 132201480 136381440 141014912 143218270 148963776 152783360 157691040 161041920 163048492 168203776 171861924 176268640 183340032 186204720 194081280 198618368 203810615 210254720 211522368 214827405 229149232 229175040 244572738 248272960 252305664 264402960 282029824 286436540 297927552 305566720 315382080 322083840 326096984 336407552 343723848 352537280 372409440 388162560 397236736 407621230 420509440 423044736 429654810 458298464 458350080 489145476 496545920 504611328 528805920 529907599 564059648 572873080 595855104 611431845 630764160 652193968 687447696 705074560 744818880 794473472 815242460 841018880 846089472 859309620 916596928 916700160 978290952 993091840 1009222656 1057611840 1059815198 1128119296 1145746160 1191710208 1222863690 1261528320 1304387936 1374895392 1410149120 1489637760 1589722797 1630484920 1682037760 1692178944 1718619240 1833193856 1956581904 1986183680 2115223680 2119630396 2291492320 2383420416 2445727380 2523056640 2608775872 2649537995 2749790784 2820298240 2979275520 3179445594 3260969840 3384357888 3437238480 3666387712 3913163808 3972367360 4230447360 4239260792 4582984640 4891454760 5046113280 5217551744 5299075990 5499581568 5640596480 5958551040 6358891188 6521939680 6874476960 7332775424 7826327616 7948613985 8460894720 8478521584 9165969280 9782909520 10435103488 10598151980 10999163136 11917102080 12717782376 13043879360 13748953920 14665550848 15652655232 15897227970 16921789440 16957043168 18331938560 19565819040 20870206976 21196303960 21998326272 25435564752 26087758720 27497907840 31305310464 31794455940 33914086336 36663877120 39131638080 41740413952 42392607920 43996652544 50871129504 52175517440 54995815680 62610620928 63588911880 67828172672 73327754240 78263276160 84785215840 101742259008 104351034880 109991631360 125221241856 127177823760 135656345344 156526552320 169570431680 203484518016 208702069760 219983262720 254355647520 271312690688 313053104640 339140863360 406969036032 508711295040 542625381376 626106209280 678281726720 813938072064 1017422590080 1356563453440 1627876144128 2034845180160 2713126906880 4069690360320 8139380720640
• Sum of all divisors σ(n): 28853622717696
• Sum of proper divisors (its aliquot sum) s(n): 20714241997056
• 8139380720640 is an abundant number, because the sum of its proper divisors (20714241997056) is greater than itself. Its abundance is 12574861276416

Bases of 8139380720640

• Binary: 1110110011100011000111001011000010000000000₂
• Hexadecimal: 0x76718E58400
• Base-36: 2VV6H4MIO

Squares and roots of 8139380720640

• 8139380720640 squared (8139380720640²) is 66249518515526125722009600
• 8139380720640 cubed (8139380720640³) is 539230053756956060207957738356998144000
• The square root of 8139380720640 is 2852959.9928214907
• The cube root of 8139380720640 is 20115.4825066505

Scales and comparisons

• 8,139,380,720,640 seconds is equal to 258,807 years, 6 weeks, 5 days, 9 hours, 4 minutes.
• To count from 1 to 8,139,380,720,640 would take you about six hundred forty-seven thousand and seventeen 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 8139380720640 cubic inches would be around 1676.3 feet tall.

Recreational maths with 8139380720640

• 8139380720640 backwards is 0460270839318
• The number of decimal digits it has is: 13
• The sum of 8139380720640's digits is 51
• More coming soon!