81621013196800
81,621,013,196,800 is an even composite number composed of six prime numbers multiplied together.
81621013196800 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, four hundred ninety-six divisors.
Prime factorization of 81621013196800:
212 × 52 × 73 × 11 × 173 × 43
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 7 × 11 × 17 × 17 × 17 × 43)See below for interesting mathematical facts about the number 81621013196800 from the Numbermatics database.
Names of 81621013196800
- Cardinal: 81621013196800 can be written as Eighty-one trillion, six hundred twenty-one billion, thirteen million, one hundred ninety-six thousand, eight hundred.
Scientific notation
- Scientific notation: 8.16210131968 × 1013
Factors of 81621013196800
Divisors of 81621013196800
- Number of divisors d(n): 2496
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 16 17 20 22 25 28 32 34 35 40 43 44 49 50 55 56 64 68 70 77 80 85 86 88 98 100 110 112 119 128 136 140 154 160 170 172 175 176 187 196 200 215 220 224 238 245 256 272 275 280 289 301 308 320 340 343 344 350 352 374 385 392 400 425 430 440 448 473 476 490 512 539 544 550 560 578 595 602 616 640 680 686 688 700 704 731 748 770 784 800 833 850 860 880 896 935 946 952 980 1024 1075 1078 1088 1100 1120 1156 1190 1204 1225 1232 1280 1309 1360 1372 1376 1400 1408 1445 1462 1496 1505 1540 1568 1600 1666 1700 1715 1720 1760 1792 1870 1892 1904 1925 1960 2023 2048 2107 2150 2156 2176 2200 2240 2312 2365 2380 2408 2450 2464 2560 2618 2695 2720 2744 2752 2800 2816 2890 2924 2975 2992 3010 3080 3136 3179 3200 3311 3332 3400 3430 3440 3520 3584 3655 3740 3773 3784 3808 3850 3920 4046 4096 4165 4214 4300 4312 4352 4400 4480 4624 4675 4730 4760 4816 4900 4913 4928 5117 5120 5236 5390 5440 5488 5504 5600 5632 5780 5831 5848 5950 5984 6020 6160 6272 6358 6400 6545 6622 6664 6800 6860 6880 7040 7168 7225 7310 7480 7525 7546 7568 7616 7700 7840 8041 8092 8330 8428 8575 8600 8624 8704 8800 8960 9163 9248 9350 9460 9520 9632 9800 9826 9856 10115 10234 10240 10472 10535 10780 10880 10976 11008 11200 11264 11560 11662 11696 11825 11900 11968 12040 12320 12427 12544 12716 12800 13090 13244 13328 13475 13600 13720 13760 14080 14161 14336 14450 14620 14749 14960 15050 15092 15136 15232 15400 15680 15895 16082 16184 16555 16660 16856 17150 17200 17248 17408 17600 17920 18275 18326 18496 18700 18865 18920 19040 19264 19600 19652 19712 20230 20468 20480 20825 20944 21070 21560 21760 21952 22016 22253 22400 22528 23120 23177 23324 23392 23650 23800 23936 24080 24565 24640 24854 25088 25432 25585 25600 26180 26488 26656 26950 27200 27440 27520 28160 28322 28672 28900 29155 29240 29498 29920 30100 30184 30272 30464 30800 31360 31790 32164 32368 32725 33110 33320 33712 34300 34391 34400 34496 34816 35200 35819 35840 36550 36652 36992 37400 37730 37840 38080 38528 39200 39304 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145751809280 148401842176 150038627200 151430451200 159416041400 166573496320 171472716800 172560281600 182189761600 185502302720 189816309760 192049442816 204052532992 208216870400 212002631680 218238003200 231877878400 233202894848 237270387200 237962137600 240061803520 255065666240 265003289600 271166156800 282425651200 291503618560 296803684352 300077254400 318832082800 333146992640 342945433600 364379523200 371004605440 379632619520 408105065984 416433740800 436476006400 463755756800 466405789696 474540774400 480123607040 510131332480 530006579200 583007237120 600154508800 637664165600 685890867200 728759046400 742009210880 816210131968 832867481600 927511513600 949081548800 960247214080 1020262664960 1060013158400 1166014474240 1200309017600 1275328331200 1457518092800 1484018421760 1632420263936 1665734963200 1855023027200 1898163097600 2040525329920 2332028948480 2400618035200 2550656662400 2915036185600 3264840527872 3710046054400 4081050659840 4801236070400 5101313324800 5830072371200 7420092108800 8162101319680 10202626649600 11660144742400 16324202639360 20405253299200 40810506598400 81621013196800
- Sum of all divisors σ(n): 279938761344000
- Sum of proper divisors (its aliquot sum) s(n): 198317748147200
- 81621013196800 is an abundant number, because the sum of its proper divisors (198317748147200) is greater than itself. Its abundance is 116696734950400
Bases of 81621013196800
- Binary: 100101000111011110111110111111101110000000000002
- Hexadecimal: 0x4A3BDF7F7000
- Base-36: SXK6BV5DS
Squares and roots of 81621013196800
- 81621013196800 squared (816210131968002) is 6661989795272199755530240000
- 81621013196800 cubed (816210131968003) is 543758356996859146494299452821471232000000
-
The
square root of 81621013196800 is 9034434.8576322139 -
The
cube root of 81621013196800 is 43377.7805374649
Scales and comparisons
How big is 81621013196800?- 81,621,013,196,800 seconds is equal to 2,595,295 years, 38 weeks, 6 days, 17 hours, 46 minutes, 40 seconds.
-
To count from 1 to 81,621,013,196,800 would take you about six million, four hundred eighty-eight thousand, two hundred thirty-nine 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 81621013196800 cubic inches would be around 3614.8 feet tall.
Recreational maths with 81621013196800
- 81621013196800 backwards is 00869131012618
- The number of decimal digits it has is: 14
- The sum of 81621013196800's digits is 46
- More coming soon!
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"Number 81621013196800 - Facts about the integer". Numbermatics.com. 2024. Web. 3 May 2024.
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Numbermatics. (2024). Number 81621013196800 - Facts about the integer. Retrieved 3 May 2024, from https://numbermatics.com/n/81621013196800/
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The information we have on file for 81621013196800 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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