81089027942400
81,089,027,942,400 is an even composite number composed of four prime numbers multiplied together.
81089027942400 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 81089027942400:
211 × 34 × 52 × 19552717
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 5 × 19552717)See below for interesting mathematical facts about the number 81089027942400 from the Numbermatics database.
Names of 81089027942400
- Cardinal: 81089027942400 can be written as Eighty-one trillion, eighty-nine billion, twenty-seven million, nine hundred forty-two thousand, four hundred.
Scientific notation
- Scientific notation: 8.10890279424 × 1013
Factors of 81089027942400
Divisors of 81089027942400
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 128 135 144 150 160 162 180 192 200 216 225 240 256 270 288 300 320 324 360 384 400 405 432 450 480 512 540 576 600 640 648 675 720 768 800 810 864 900 960 1024 1080 1152 1200 1280 1296 1350 1440 1536 1600 1620 1728 1800 1920 2025 2048 2160 2304 2400 2560 2592 2700 2880 3072 3200 3240 3456 3600 3840 4050 4320 4608 4800 5120 5184 5400 5760 6144 6400 6480 6912 7200 7680 8100 8640 9216 9600 10240 10368 10800 11520 12800 12960 13824 14400 15360 16200 17280 18432 19200 20736 21600 23040 25600 25920 27648 28800 30720 32400 34560 38400 41472 43200 46080 51200 51840 55296 57600 64800 69120 76800 82944 86400 92160 103680 115200 129600 138240 153600 165888 172800 207360 230400 259200 276480 345600 414720 460800 518400 691200 829440 1036800 1382400 2073600 4147200 19552717 39105434 58658151 78210868 97763585 117316302 156421736 175974453 195527170 234632604 293290755 312843472 351948906 391054340 469265208 488817925 527923359 586581510 625686944 703897812 782108680 879872265 938530416 977635850 1055846718 1173163020 1251373888 1407795624 1466453775 1564217360 1583770077 1759744530 1877060832 1955271700 2111693436 2346326040 2502747776 2639616795 2815591248 2932907550 3128434720 3167540154 3519489060 3754121664 3910543400 4223386872 4399361325 4692652080 5005495552 5279233590 5631182496 5865815100 6256869440 6335080308 7038978120 7508243328 7821086800 7918850385 8446773744 8798722650 9385304160 10010991104 10558467180 11262364992 11731630200 12513738880 12670160616 13198083975 14077956240 15016486656 15642173600 15837700770 16893547488 17597445300 18770608320 20021982208 21116934360 22524729984 23463260400 25027477760 25340321232 26396167950 28155912480 30032973312 31284347200 31675401540 33787094976 35194890600 37541216640 39594251925 40043964416 42233868720 45049459968 46926520800 50054955520 50680642464 52792335900 56311824960 60065946624 62568694400 63350803080 67574189952 70389781200 75082433280 79188503850 84467737440 90098919936 93853041600 100109911040 101361284928 105584671800 112623649920 120131893248 125137388800 126701606160 135148379904 140779562400 150164866560 158377007700 168935474880 180197839872 187706083200 200219822080 202722569856 211169343600 225247299840 250274777600 253403212320 270296759808 281559124800 300329733120 316754015400 337870949760 360395679744 375412166400 405445139712 422338687200 450494599680 500549555200 506806424640 540593519616 563118249600 600659466240 633508030800 675741899520 750824332800 810890279424 844677374400 900989199360 1001099110400 1013612849280 1081187039232 1126236499200 1267016061600 1351483799040 1501648665600 1621780558848 1689354748800 1801978398720 2027225698560 2252472998400 2534032123200 2702967598080 3003297331200 3243561117696 3378709497600 4054451397120 4504945996800 5068064246400 5405935196160 6757418995200 8108902794240 9009891993600 10136128492800 13514837990400 16217805588480 20272256985600 27029675980800 40544513971200 81089027942400
- Sum of all divisors σ(n): 300336494167710
- Sum of proper divisors (its aliquot sum) s(n): 219247466225310
- 81089027942400 is an abundant number, because the sum of its proper divisors (219247466225310) is greater than itself. Its abundance is 138158438282910
Bases of 81089027942400
- Binary: 100100111000000000000101011010010101000000000002
- Hexadecimal: 0x49C002B4A800
- Base-36: SQRS9KW00
Squares and roots of 81089027942400
- 81089027942400 squared (810890279424002) is 6575430452643327977717760000
- 81089027942400 cubed (810890279424003) is 533195263707702702326083125220737024000000
-
The
square root of 81089027942400 is 9004944.6384972295 -
The
cube root of 81089027942400 is 43283.3332201189
Scales and comparisons
How big is 81089027942400?- 81,089,027,942,400 seconds is equal to 2,578,380 years, 13 weeks, 5 days.
-
To count from 1 to 81,089,027,942,400 would take you about six million, four hundred forty-five thousand, nine hundred fifty 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 81089027942400 cubic inches would be around 3606.9 feet tall.
Recreational maths with 81089027942400
- 81089027942400 backwards is 00424972098018
- 81089027942400 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81089027942400's digits is 54
- More coming soon!
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