81638967168000
81,638,967,168,000 is an even composite number composed of seven prime numbers multiplied together.
81638967168000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three thousand, one hundred sixty-eight divisors.
Prime factorization of 81638967168000:
210 × 32 × 53 × 112 × 71 × 73 × 113
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 11 × 11 × 71 × 73 × 113)See below for interesting mathematical facts about the number 81638967168000 from the Numbermatics database.
Names of 81638967168000
- Cardinal: 81638967168000 can be written as Eighty-one trillion, six hundred thirty-eight billion, nine hundred sixty-seven million, one hundred sixty-eight thousand.
Scientific notation
- Scientific notation: 8.1638967168 × 1013
Factors of 81638967168000
Divisors of 81638967168000
- Number of divisors d(n): 3168
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 32 33 36 40 44 45 48 50 55 60 64 66 71 72 73 75 80 88 90 96 99 100 110 113 120 121 125 128 132 142 144 146 150 160 165 176 180 192 198 200 213 219 220 225 226 240 242 250 256 264 275 284 288 292 300 320 330 339 352 355 360 363 365 375 384 396 400 426 438 440 450 452 480 484 495 500 512 528 550 565 568 576 584 600 605 639 640 657 660 678 704 710 720 726 730 750 768 781 792 800 803 825 852 876 880 900 904 960 968 990 1000 1017 1024 1056 1065 1089 1095 1100 1125 1130 1136 1152 1168 1200 1210 1243 1278 1280 1314 1320 1356 1375 1408 1420 1440 1452 1460 1500 1536 1562 1584 1600 1606 1650 1695 1704 1752 1760 1775 1800 1808 1815 1825 1920 1936 1980 2000 2034 2112 2130 2178 2190 2200 2250 2260 2272 2304 2336 2343 2400 2409 2420 2475 2486 2556 2560 2628 2640 2712 2750 2816 2825 2840 2880 2904 2920 3000 3025 3072 3124 3168 3195 3200 3212 3285 3300 3390 3408 3504 3520 3550 3600 3616 3630 3650 3729 3840 3872 3905 3960 4000 4015 4068 4125 4224 4260 4356 4380 4400 4500 4520 4544 4608 4672 4686 4800 4818 4840 4950 4972 5085 5112 5120 5183 5256 5280 5325 5424 5445 5475 5500 5632 5650 5680 5760 5808 5840 6000 6050 6215 6248 6336 6390 6400 6424 6570 6600 6780 6816 7008 7029 7040 7100 7200 7227 7232 7260 7300 7458 7680 7744 7810 7920 8000 8023 8030 8136 8249 8250 8448 8475 8520 8591 8712 8760 8800 8833 8875 9000 9040 9075 9088 9125 9216 9344 9372 9600 9636 9680 9900 9944 10170 10224 10366 10512 10560 10650 10848 10890 10950 11000 11187 11264 11300 11360 11520 11616 11680 11715 12000 12045 12100 12375 12430 12496 12672 12780 12800 12848 13140 13200 13560 13632 13673 14016 14058 14080 14125 14200 14400 14454 14464 14520 14600 14916 15125 15360 15488 15549 15620 15840 15975 16000 16046 16060 16272 16425 16498 16500 16896 16950 17040 17182 17424 17520 17600 17666 17750 18000 18080 18150 18176 18250 18645 18688 18744 19200 19272 19360 19525 19800 19888 20075 20340 20448 20732 21024 21120 21300 21696 21780 21900 22000 22374 22600 22720 23040 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74217242880 74556134400 74966912000 76656307200 77309628000 79725553875 80274304000 81638967168 82463603200 84337776000 85040590800 90308592000 90709963520 92771553600 93195168000 95820384000 98956323840 101667456000 102048708960 103079504000 104531328000 106300738500 108851956224 111834201600 112450368000 113387454400 114984460800 115964442000 120411456000 123695404800 124260224000 127560886200 127760512000 134940441600 136064945280 139792752000 141734318000 143730576000 144493747200 148434485760 154619256000 159451107750 163277934336 164927206400 168675552000 170081181600 180617184000 181419927040 185543107200 186390336000 191640768000 204097417920 206159008000 212601477000 217703912448 223668403200 224900736000 226774908800 229968921600 231928884000 240822912000 247390809600 255121772400 272129890560 279585504000 283468636000 287461152000 296868971520 309238512000 318902215500 326555868672 337351104000 340162363200 361234368000 362839854080 371086214400 372780672000 383281536000 408194835840 412318016000 425202954000 453549817600 463857768000 494781619200 510243544800 544259781120 559171008000 566937272000 574922304000 618477024000 637804431000 653111737344 674702208000 680324726400 722468736000 742172428800 816389671680 824636032000 850405908000 907099635200 927715536000 1020487089600 1088519562240 1118342016000 1133874544000 1149844608000 1236954048000 1275608862000 1360649452800 1484344857600 1632779343360 1700811816000 1814199270400 1855431072000 2040974179200 2267749088000 2473908096000 2551217724000 2721298905600 3265558686720 3401623632000 3710862144000 4081948358400 4535498176000 5102435448000 5442597811200 6803247264000 7421724288000 8163896716800 9070996352000 10204870896000 13606494528000 16327793433600 20409741792000 27212989056000 40819483584000 81638967168000
- Sum of all divisors σ(n): 335356325006976
- Sum of proper divisors (its aliquot sum) s(n): 253717357838976
- 81638967168000 is an abundant number, because the sum of its proper divisors (253717357838976) is greater than itself. Its abundance is 172078390670976
Bases of 81638967168000
- Binary: 100101001000000000011011010001101001100000000002
- Hexadecimal: 0x4A400DA34C00
- Base-36: SXSF97280
Squares and roots of 81638967168000
- 81638967168000 squared (816389671680002) is 6664920960257781940224000000
- 81638967168000 cubed (816389671680003) is 544117263451800092634450474565632000000000
-
The
square root of 81638967168000 is 9035428.4440750233 -
The
cube root of 81638967168000 is 43380.9608717731
Scales and comparisons
How big is 81638967168000?- 81,638,967,168,000 seconds is equal to 2,595,866 years, 32 weeks, 5 days, 8 hours.
-
To count from 1 to 81,638,967,168,000 would take you about six million, four hundred eighty-nine thousand, six hundred sixty-six 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 81638967168000 cubic inches would be around 3615.1 feet tall.
Recreational maths with 81638967168000
- 81638967168000 backwards is 00086176983618
- The number of decimal digits it has is: 14
- The sum of 81638967168000's digits is 63
- More coming soon!
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Cite this page
MLA style:
"Number 81638967168000 - Facts about the integer". Numbermatics.com. 2024. Web. 20 September 2024.
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Numbermatics. (2024). Number 81638967168000 - Facts about the integer. Retrieved 20 September 2024, from https://numbermatics.com/n/81638967168000/
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The information we have on file for 81638967168000 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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