81319680000
81,319,680,000 is an even composite number composed of five prime numbers multiplied together.
81319680000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of nine hundred sixty divisors.
Prime factorization of 81319680000:
211 × 33 × 54 × 13 × 181
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 13 × 181)See below for interesting mathematical facts about the number 81319680000 from the Numbermatics database.
Names of 81319680000
- Cardinal: 81319680000 can be written as Eighty-one billion, three hundred nineteen million, six hundred eighty thousand.
Scientific notation
- Scientific notation: 8.131968 × 1010
Factors of 81319680000
Divisors of 81319680000
- Number of divisors d(n): 960
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 32 36 39 40 45 48 50 52 54 60 64 65 72 75 78 80 90 96 100 104 108 117 120 125 128 130 135 144 150 156 160 180 181 192 195 200 208 216 225 234 240 250 256 260 270 288 300 312 320 325 351 360 362 375 384 390 400 416 432 450 468 480 500 512 520 540 543 576 585 600 624 625 640 650 675 702 720 724 750 768 780 800 832 864 900 905 936 960 975 1000 1024 1040 1080 1086 1125 1152 1170 1200 1248 1250 1280 1300 1350 1404 1440 1448 1500 1536 1560 1600 1625 1629 1664 1728 1755 1800 1810 1872 1875 1920 1950 2000 2048 2080 2160 2172 2250 2304 2340 2353 2400 2496 2500 2560 2600 2700 2715 2808 2880 2896 2925 3000 3072 3120 3200 3250 3258 3328 3375 3456 3510 3600 3620 3744 3750 3840 3900 4000 4160 4320 4344 4500 4525 4608 4680 4706 4800 4875 4887 4992 5000 5120 5200 5400 5430 5616 5625 5760 5792 5850 6000 6144 6240 6400 6500 6516 6656 6750 6912 7020 7059 7200 7240 7488 7500 7680 7800 8000 8125 8145 8320 8640 8688 8775 9000 9050 9216 9360 9412 9600 9750 9774 9984 10000 10240 10400 10800 10860 11232 11250 11520 11584 11700 11765 12000 12480 12800 13000 13032 13312 13500 13575 13824 14040 14118 14400 14480 14625 14976 15000 15360 15600 16000 16250 16290 16640 16875 17280 17376 17550 18000 18100 18432 18720 18824 19200 19500 19548 19968 20000 20800 21177 21600 21720 22464 22500 22625 23040 23168 23400 23530 24000 24375 24435 24960 25600 26000 26064 26624 27000 27150 27648 28080 28236 28800 28960 29250 29952 30000 30720 31200 32000 32500 32580 33280 33750 34560 34752 35100 35295 36000 36200 37440 37648 38400 39000 39096 39936 40000 40725 41600 42354 43200 43440 43875 44928 45000 45250 46080 46336 46800 47060 48000 48750 48870 49920 51200 52000 52128 54000 54300 55296 56160 56472 57600 57920 58500 58825 59904 60000 62400 63531 64000 65000 65160 66560 67500 67875 69120 69504 70200 70590 72000 72400 73125 74880 75296 76800 78000 78192 79872 80000 81450 83200 84708 86400 86880 87750 89856 90000 90500 92160 92672 93600 94120 96000 97500 97740 99840 104000 104256 105885 108000 108600 112320 112944 113125 115200 115840 117000 117650 119808 120000 122175 124800 127062 128000 130000 130320 133120 135000 135750 138240 139008 140400 141180 144000 144800 146250 149760 150592 153600 156000 156384 160000 162900 166400 169416 172800 173760 175500 176475 179712 180000 181000 185344 187200 188240 192000 195000 195480 199680 203625 208000 208512 211770 216000 217200 219375 224640 225888 226250 230400 231680 234000 235300 239616 240000 244350 249600 254124 256000 260000 260640 270000 271500 276480 278016 280800 282360 288000 289600 292500 294125 299520 301184 312000 312768 317655 320000 325800 332800 338832 339375 345600 347520 351000 352950 359424 360000 362000 370688 374400 376480 384000 390000 390960 399360 407250 416000 417024 423540 432000 434400 438750 449280 451776 452500 460800 463360 468000 470600 480000 488700 499200 508248 520000 521280 529425 540000 543000 556032 561600 564720 576000 579200 585000 588250 599040 602368 610875 624000 625536 635310 640000 651600 665600 677664 678750 691200 695040 702000 705900 718848 720000 724000 748800 752960 768000 780000 781920 814500 832000 834048 847080 864000 868800 877500 882375 898560 903552 905000 926720 936000 941200 960000 977400 998400 1016496 1018125 1040000 1042560 1058850 1080000 1086000 1112064 1123200 1129440 1152000 1158400 1170000 1176500 1198080 1204736 1221750 1248000 1251072 1270620 1280000 1303200 1355328 1357500 1382400 1390080 1404000 1411800 1440000 1448000 1470625 1497600 1505920 1560000 1563840 1588275 1629000 1664000 1668096 1694160 1728000 1737600 1755000 1764750 1797120 1807104 1810000 1853440 1872000 1882400 1920000 1954800 1996800 2032992 2036250 2080000 2085120 2117700 2160000 2172000 2246400 2258880 2304000 2316800 2340000 2353000 2409472 2443500 2496000 2502144 2541240 2606400 2647125 2710656 2715000 2780160 2808000 2823600 2880000 2896000 2941250 2995200 3011840 3054375 3120000 3127680 3176550 3258000 3328000 3336192 3388320 3456000 3475200 3510000 3529500 3594240 3614208 3620000 3744000 3764800 3840000 3909600 4065984 4072500 4160000 4170240 4235400 4320000 4344000 4411875 4492800 4517760 4633600 4680000 4706000 4818944 4887000 4992000 5004288 5082480 5212800 5294250 5421312 5430000 5560320 5616000 5647200 5760000 5792000 5882500 5990400 6023680 6108750 6240000 6255360 6353100 6516000 6776640 6912000 6950400 7020000 7059000 7228416 7240000 7488000 7529600 7819200 7941375 8131968 8145000 8320000 8340480 8470800 8640000 8688000 8823750 8985600 9035520 9267200 9360000 9412000 9774000 9984000 10008576 10164960 10425600 10588500 10842624 10860000 11232000 11294400 11520000 11584000 11765000 12047360 12217500 12480000 12510720 12706200 13032000 13235625 13553280 13900800 14040000 14118000 14456832 14480000 14976000 15059200 15638400 15882750 16263936 16290000 16640000 16680960 16941600 17280000 17376000 17647500 17971200 18071040 18720000 18824000 19548000 20329920 20851200 21177000 21685248 21720000 22464000 22588800 23168000 23530000 24094720 24435000 24960000 25021440 25412400 26064000 26471250 27106560 27801600 28080000 28236000 28960000 29952000 30118400 31276800 31765500 32527872 32580000 33883200 34560000 34752000 35295000 36142080 37440000 37648000 39096000 39706875 40659840 41702400 42354000 43370496 43440000 44928000 45177600 46336000 47060000 48870000 49920000 50042880 50824800 52128000 52942500 54213120 56160000 56472000 57920000 60236800 62553600 63531000 65055744 65160000 67766400 69504000 70590000 72284160 74880000 75296000 78192000 79413750 81319680 83404800 84708000 86880000 89856000 90355200 94120000 97740000 101649600 104256000 105885000 108426240 112320000 112944000 115840000 120473600 125107200 127062000 130111488 130320000 135532800 139008000 141180000 149760000 150592000 156384000 158827500 162639360 169416000 173760000 180710400 188240000 195480000 203299200 208512000 211770000 216852480 224640000 225888000 231680000 250214400 254124000 260640000 271065600 282360000 301184000 312768000 317655000 325278720 338832000 347520000 361420800 376480000 390960000 406598400 417024000 423540000 449280000 451776000 508248000 521280000 542131200 564720000 602368000 625536000 635310000 650557440 677664000 695040000 752960000 781920000 813196800 847080000 903552000 1016496000 1042560000 1084262400 1129440000 1251072000 1270620000 1355328000 1505920000 1563840000 1626393600 1694160000 1807104000 2032992000 2085120000 2258880000 2541240000 2710656000 3011840000 3127680000 3252787200 3388320000 4065984000 4517760000 5082480000 5421312000 6255360000 6776640000 8131968000 9035520000 10164960000 13553280000 16263936000 20329920000 27106560000 40659840000 81319680000
- Sum of all divisors σ(n): 325960034400
- Sum of proper divisors (its aliquot sum) s(n): 244640354400
- 81319680000 is an abundant number, because the sum of its proper divisors (244640354400) is greater than itself. Its abundance is 163320674400
Bases of 81319680000
- Binary: 10010111011110000011111011000000000002
- Hexadecimal: 0x12EF07D800
- Base-36: 11CVMYO0
Squares and roots of 81319680000
- 81319680000 squared (813196800002) is 6612890355302400000000
- 81319680000 cubed (813196800003) is 537758127568277471232000000000000
-
The
square root of 81319680000 is 285166.0568861589 -
The
cube root of 81319680000 is 4332.4333173567
Scales and comparisons
How big is 81319680000?- 81,319,680,000 seconds is equal to 2,585 years, 37 weeks, 1 day.
-
To count from 1 to 81,319,680,000 would take you about five thousand, one hundred seventy-one 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 81319680000 cubic inches would be around 361 feet tall.
Recreational maths with 81319680000
- 81319680000 backwards is 00008691318
- 81319680000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 81319680000's digits is 36
- More coming soon!
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The information we have on file for 81319680000 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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