21051688471000
21,051,688,471,000 is an even composite number composed of five prime numbers multiplied together.
21051688471000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21051688471000:
23 × 53 × 11 × 15661 × 122201
(2 × 2 × 2 × 5 × 5 × 5 × 11 × 15661 × 122201)See below for interesting mathematical facts about the number 21051688471000 from the Numbermatics database.
Names of 21051688471000
- Cardinal: 21051688471000 can be written as Twenty-one trillion, fifty-one billion, six hundred eighty-eight million, four hundred seventy-one thousand.
Scientific notation
- Scientific notation: 2.1051688471 × 1013
Factors of 21051688471000
Divisors of 21051688471000
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 125 200 220 250 275 440 500 550 1000 1100 1375 2200 2750 5500 11000 15661 31322 62644 78305 122201 125288 156610 172271 244402 313220 344542 391525 488804 611005 626440 689084 783050 861355 977608 1222010 1344211 1378168 1566100 1722710 1957625 2444020 2688422 3055025 3132200 3445420 3915250 4306775 4888040 5376844 6110050 6721055 6890840 7830500 8613550 10753688 12220100 13442110 15275125 15661000 17227100 21533875 24440200 26884220 30550250 33605275 34454200 43067750 53768440 61100500 67210550 86135500 122201000 134421100 168026375 172271000 268842200 336052750 672105500 1344211000 1913789861 3827579722 7655159444 9568949305 15310318888 19137898610 21051688471 38275797220 42103376942 47844746525 76551594440 84206753884 95689493050 105258442355 168413507768 191378986100 210516884710 239223732625 382757972200 421033769420 478447465250 526292211775 842067538840 956894930500 1052584423550 1913789861000 2105168847100 2631461058875 4210337694200 5262922117750 10525844235500 21051688471000
- Sum of all divisors σ(n): 53743090489920
- Sum of proper divisors (its aliquot sum) s(n): 32691402018920
- 21051688471000 is an abundant number, because the sum of its proper divisors (32691402018920) is greater than itself. Its abundance is 11639713547920
Bases of 21051688471000
- Binary: 1001100100101011110100110100111001001110110002
- Hexadecimal: 0x13257A69C9D8
- Base-36: 7GN0FRZ6G
Squares and roots of 21051688471000
- 21051688471000 squared (210516884710002) is 443173587480034317841000000
- 21051688471000 cubed (210516884710003) is 9329552302205148391577729311111000000000
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The
square root of 21051688471000 is 4588211.9034543293 -
The
cube root of 21051688471000 is 27611.8588640991
Scales and comparisons
How big is 21051688471000?- 21,051,688,471,000 seconds is equal to 669,378 years, 29 weeks, 6 days, 17 hours, 56 minutes, 40 seconds.
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To count from 1 to 21,051,688,471,000 would take you about one million, six hundred seventy-three thousand, four hundred forty-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 21051688471000 cubic inches would be around 2301 feet tall.
Recreational maths with 21051688471000
- 21051688471000 backwards is 00017488615012
- The number of decimal digits it has is: 14
- The sum of 21051688471000's digits is 43
- More coming soon!
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