21385084800
21,385,084,800 is an even composite number composed of five prime numbers multiplied together.
What does the number 21385084800 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 192 divisors.
21385084800 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 21385084800:
27 × 3 × 52 × 167 × 13339
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 167 × 13339)See below for interesting mathematical facts about the number 21385084800 from the Numbermatics database.
Names of 21385084800
- Cardinal: 21385084800 can be written as Twenty-one billion, three hundred eighty-five million, eighty-four thousand, eight hundred.
Scientific notation
- Scientific notation: 2.13850848 × 1010
Factors of 21385084800
Divisors of 21385084800
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 128 150 160 167 192 200 240 300 320 334 384 400 480 501 600 640 668 800 835 960 1002 1200 1336 1600 1670 1920 2004 2400 2505 2672 3200 3340 4008 4175 4800 5010 5344 6680 8016 8350 9600 10020 10688 12525 13339 13360 16032 16700 20040 21376 25050 26678 26720 32064 33400 40017 40080 50100 53356 53440 64128 66695 66800 80034 80160 100200 106712 106880 133390 133600 160068 160320 200085 200400 213424 266780 267200 320136 320640 333475 400170 400800 426848 533560 534400 640272 666950 800340 801600 853696 1000425 1067120 1280544 1333900 1600680 1603200 1707392 2000850 2134240 2227613 2561088 2667800 3201360 4001700 4268480 4455226 5122176 5335600 6402720 6682839 8003400 8536960 8910452 10671200 11138065 12805440 13365678 16006800 17820904 21342400 22276130 25610880 26731356 32013600 33414195 35641808 42684800 44552260 53462712 55690325 64027200 66828390 71283616 89104520 106925424 111380650 128054400 133656780 142567232 167070975 178209040 213850848 222761300 267313560 285134464 334141950 356418080 427701696 445522600 534627120 668283900 712836160 855403392 891045200 1069254240 1336567800 1425672320 1782090400 2138508480 2673135600 3564180800 4277016960 5346271200 7128361600 10692542400 21385084800
- Sum of all divisors σ(n): 70864214400
- Sum of proper divisors (its aliquot sum) s(n): 49479129600
- 21385084800 is an abundant number, because the sum of its proper divisors (49479129600) is greater than itself. Its abundance is 28094044800
Bases of 21385084800
- Binary: 100111110101010011001111111100000002
- Hexadecimal: 0x4FAA67F80
- Base-36: 9TO4L1C
Squares and roots of 21385084800
- 21385084800 squared (213850848002) is 457321851903191040000
- 21385084800 cubed (213850848003) is 9779866583842781781000192000000
-
The
square root of 21385084800 is 146236.4003933357 -
The
cube root of 21385084800 is 2775.6859403249
Scales and comparisons
How big is 21385084800?- 21,385,084,800 seconds is equal to 679 years, 50 weeks, 6 days, 13 hours, 20 minutes.
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To count from 1 to 21,385,084,800 would take you about one thousand, three hundred fifty-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 21385084800 cubic inches would be around 231.3 feet tall.
Recreational maths with 21385084800
- 21385084800 backwards is 00848058312
- The number of decimal digits it has is: 11
- The sum of 21385084800's digits is 39
- More coming soon!
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