81428616732400
81,428,616,732,400 is an even composite number composed of eight prime numbers multiplied together.
81428616732400 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of nine hundred sixty divisors.
Prime factorization of 81428616732400:
24 × 52 × 7 × 29 × 37 × 137 × 181 × 1093
(2 × 2 × 2 × 2 × 5 × 5 × 7 × 29 × 37 × 137 × 181 × 1093)See below for interesting mathematical facts about the number 81428616732400 from the Numbermatics database.
Names of 81428616732400
- Cardinal: 81428616732400 can be written as Eighty-one trillion, four hundred twenty-eight billion, six hundred sixteen million, seven hundred thirty-two thousand, four hundred.
Scientific notation
- Scientific notation: 8.14286167324 × 1013
Factors of 81428616732400
Divisors of 81428616732400
- Number of divisors d(n): 960
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 25 28 29 35 37 40 50 56 58 70 74 80 100 112 116 137 140 145 148 175 181 185 200 203 232 259 274 280 290 296 350 362 370 400 406 464 518 548 560 580 592 685 700 724 725 740 812 905 925 959 1015 1036 1073 1093 1096 1160 1267 1295 1370 1400 1448 1450 1480 1624 1810 1850 1918 2030 2072 2146 2186 2192 2320 2534 2590 2740 2800 2896 2900 2960 3248 3425 3620 3700 3836 3973 4060 4144 4292 4372 4525 4795 5068 5069 5075 5180 5249 5365 5465 5480 5800 6335 6475 6697 6850 7240 7400 7511 7651 7672 7946 8120 8584 8744 9050 9590 10136 10138 10150 10360 10498 10730 10930 10960 11600 12670 12950 13394 13700 14480 14800 15022 15302 15344 15892 16240 17168 17488 18100 19180 19865 20272 20276 20300 20720 20996 21460 21860 23975 24797 25340 25345 25900 26245 26788 26825 27325 27400 27811 30044 30604 31675 31697 31784 33485 35483 36200 36743 37555 38255 38360 39730 40441 40552 40600 41992 42920 43720 46879 47950 49594 50680 50690 51800 52490 53576 53650 54650 54800 55622 60088 61208 63350 63394 63568 66970 70966 72400 73486 75110 76510 76720 79460 80882 81104 81200 83984 85840 87440 93758 95900 99188 99325 101360 101380 103600 104980 107152 107300 109300 111244 120176 122416 123985 126700 126725 126788 131225 133940 139055 141932 146972 147001 149741 150220 153020 158485 158920 161764 167425 173579 177415 183715 187516 187775 191275 191800 194213 197833 198376 198650 202205 202760 209960 214600 218600 221879 222488 234395 247970 253400 253450 253576 262450 267880 278110 283087 283864 293944 294002 299482 300440 306040 316970 317840 323528 334850 347158 354830 367430 375032 375550 382550 383600 388426 395666 396752 397300 404410 405520 419920 429200 437200 443758 444976 468790 495940 506800 506900 507152 524900 535760 556220 566174 567728 587888 588004 598964 600880 612080 619925 633940 647056 669700 694316 695275 709660 719113 734860 735005 748705 750064 751100 765100 776852 791332 792425 794600 808820 867895 887075 887516 917489 918575 937580 971065 989165 991880 1011025 1013800 1029007 1048187 1049800 1109395 1112440 1132348 1171975 1172789 1176008 1197928 1239850 1267880 1339400 1359491 1384831 1388632 1390550 1415435 1419320 1438226 1469720 1470010 1497410 1502200 1530200 1553704 1582664 1584850 1589200 1617640 1735790 1774150 1775032 1834978 1837150 1875160 1942130 1978330 1983760 2022050 2027600 2058014 2096374 2099600 2218790 2224880 2264696 2343950 2345578 2352016 2395856 2479700 2535760 2678800 2718982 2769662 2777264 2781100 2830870 2838640 2876452 2939440 2940020 2994820 3004400 3060400 3107408 3165328 3169700 3235280 3471580 3548300 3550064 3595565 3669956 3674300 3675025 3743525 3750320 3884260 3956660 4044100 4116028 4192748 4339475 4342489 4437580 4529392 4587445 4687900 4691156 4855325 4945825 4959400 5033791 5145035 5240935 5437964 5539324 5540417 5546975 5562200 5661740 5737157 5752904 5863945 5880040 5989640 6339400 6422423 6797455 6924155 6943160 7077175 7096600 7191130 7319821 7339912 7348600 7350050 7487050 7768520 7913320 8088200 8209523 8232056 8385496 8678950 8684978 8875160 9174890 9375800 9382312 9710650 9891650 9918800 10067582 10290070 10481870 10875928 11078648 11080834 11093950 11124400 11323480 11474314 11505808 11727890 11760080 11979280 12678800 12844846 13594910 13848310 13886320 14154350 14193200 14382260 14639642 14679824 14697200 14700100 14974100 15537040 15826640 16176400 16419046 16464112 16770992 17357900 17369956 17750320 17977825 18349780 18751600 18764624 19421300 19783300 20135164 20580140 20963740 21712445 21751856 22157296 22161668 22187900 22646960 22937225 22948628 23455780 25168955 25689692 25725175 26204675 26607181 27103121 27189820 27696620 27702085 28308700 28685785 28764520 29279284 29319725 29400200 29948200 30397423 32112115 32838092 33987275 34620775 34715800 34739912 35955650 36599105 36699560 38782919 38842600 39566600 40160099 40270328 41047615 41160280 41927480 43424890 44323336 44375800 45874450 45897256 46911560 50337910 51238747 51379384 51450350 52409350 53214362 54206242 54379640 55393240 55404170 56617400 57371570 57529040 58558568 58639450 58800400 59896400 60794846 64224230 65676184 67974550 69241550 69431600 69479824 71911300 73198210 73399120 77565838 77685200 79133200 80320198 80540656 82095230 82320560 83854960 86849780 88646672 88751600 91748900 91794512 93823120 100675820 102477494 102758768 102900700 104818700 106428724 108412484 108562225 108759280 110786480 110808340 113234800 114743140 117117136 117278900 121589692 125844775 128448460 131352368 133035905 135515605 135949100 138483100 138510425 143428925 143822600 146396420 151987115 155131676 160560575 160640396 160672093 164190460 173699560 182995525 183497800 186250267 189721847 193914595 200800495 201351640 204954988 205238075 205801400 209637400 212274809 212857448 216824968 217124450 221616680 229486280 234557800 243179384 251689550 256193735 256896920 266071810 271031210 271898200 276966200 277020850 286857850 287645200 292792840 303974230 310263352 321121150 321280792 321344186 328380920 347399120 365991050 366995600 372500534 379443694 387829190 401600990 402703280 409909976 410476150 411602800 419274800 424549618 425714896 433649936 434248900 443233360 458972560 469115600 486358768 503379100 512387470 513793840 532143620 542062420 543796400 553932400 554041700 573715700 585585680 607948460 620526704 642242300 642561584 642688372 656761840 665179525 677578025 731982100 745001068 758887388 759935575 775658380 785990509 803201980 803360465 819819952 820952300 849099236 868497800 931251335 948609235 969572975 1002815477 1004002475 1006758200 1024774940 1061374045 1064287240 1084124840 1108083400 1124704651 1147431400 1215896920 1280968675 1284484600 1285376744 1330359050 1355156050 1463964200 1485923663 1490002136 1517774776 1519871150 1551316760 1571981018 1606403960 1606720930 1641904600 1698198472 1736995600 1862502670 1897218470 1939145950 2005630954 2008004950 2013516400 2049549880 2122748090 2128574480 2168249680 2216166800 2249409302 2294862800 2431793840 2561937350 2568969200 2570753488 2660718100 2710312100 2927928400 2971847326 2980004272 3035549552 3039742300 3102633520 3143962036 3212807920 3213441860 3283809200 3396396944 3725005340 3794436940 3878291900 3929952545 4011261908 4016009900 4016802325 4099099760 4245496180 4498818604 4656256675 4743046175 5014077385 5123874700 5306870225 5321436200 5420624200 5501933563 5623523255 5943694652 6079484600 6287924072 6426883720 7019708339 7429618315 7450010680 7588873880 7756583800 7859905090 8022523816 8032019800 8033604650 8490992360 8997637208 9312513350 9486092350 10028154770 10247749400 10613740450 10642872400 10841248400 11003867126 11247046510 11887389304 12158969200 12575848144 12853767440 14039416678 14859236630 14900021360 15177747760 15513167600 15719810180 16045047632 16064039600 16067209300 16981984720 17995274416 18625026700 18972184700 19649762725 20056309540 20495498800 21227480900 22007734252 22494093020 23774778608 25070386925 27509667815 28078833356 28117616275 29081648833 29718473260 31439620360 32134418600 35098541695 37148091575 37250053400 37944369400 39299525450 40112619080 42454961800 44015468504 44988186040 50140773850 55019335630 56157666712 56235232550 58163297666 59436946520 62879240720 64268837200 70197083390 74296183150 74500106800 75888738800 78599050900 80225238160 84909923600 88030937008 89976372080 100281547700 110038671260 112315333424 112470465100 116326595332 118873893040 137548339075 140394166780 145408244165 148592366300 157198101800 175492708475 200563095400 203571541831 220077342520 224940930200 232653190664 275096678150 280788333560 290816488330 297184732600 314396203600 350985416950 401126190800 407143083662 440154685040 449881860400 465306381328 550193356300 561576667120 581632976660 594369465200 701970833900 727041220825 814286167324 1017857709155 1100386712600 1163265953320 1403941667800 1454082441650 1628572334648 2035715418310 2200773425200 2326531906640 2807883335600 2908164883300 3257144669296 4071430836620 5089288545775 5816329766600 8142861673240 10178577091550 11632659533200 16285723346480 20357154183100 40714308366200 81428616732400
- Sum of all divisors σ(n): 240816379265280
- Sum of proper divisors (its aliquot sum) s(n): 159387762532880
- 81428616732400 is an abundant number, because the sum of its proper divisors (159387762532880) is greater than itself. Its abundance is 77959145800480
Bases of 81428616732400
- Binary: 100101000001111000100111100011001011110111100002
- Hexadecimal: 0x4A0F13C65EF0
- Base-36: SV3SFZ7CG
Squares and roots of 81428616732400
- 81428616732400 squared (814286167324002) is 6630619622952093253209760000
- 81428616732400 cubed (814286167324003) is 539922183975696599761921413142988224000000
-
The
square root of 81428616732400 is 9023780.6230204865 -
The
cube root of 81428616732400 is 43343.6704581189
Scales and comparisons
How big is 81428616732400?- 81,428,616,732,400 seconds is equal to 2,589,178 years, 7 weeks, 19 hours, 26 minutes, 40 seconds.
-
To count from 1 to 81,428,616,732,400 would take you about six million, four hundred seventy-two thousand, nine hundred forty-five 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 81428616732400 cubic inches would be around 3612 feet tall.
Recreational maths with 81428616732400
- 81428616732400 backwards is 00423761682418
- The number of decimal digits it has is: 14
- The sum of 81428616732400's digits is 52
- More coming soon!
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The information we have on file for 81428616732400 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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