21344947200
21,344,947,200 is an even composite number composed of four prime numbers multiplied together.
21344947200 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 21344947200:
210 × 33 × 52 × 30881
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 30881)See below for interesting mathematical facts about the number 21344947200 from the Numbermatics database.
Names of 21344947200
- Cardinal: 21344947200 can be written as Twenty-one billion, three hundred forty-four million, nine hundred forty-seven thousand, two hundred.
Scientific notation
- Scientific notation: 2.13449472 × 1010
Factors of 21344947200
Divisors of 21344947200
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 90 96 100 108 120 128 135 144 150 160 180 192 200 216 225 240 256 270 288 300 320 360 384 400 432 450 480 512 540 576 600 640 675 720 768 800 864 900 960 1024 1080 1152 1200 1280 1350 1440 1536 1600 1728 1800 1920 2160 2304 2400 2560 2700 2880 3072 3200 3456 3600 3840 4320 4608 4800 5120 5400 5760 6400 6912 7200 7680 8640 9216 9600 10800 11520 12800 13824 14400 15360 17280 19200 21600 23040 25600 27648 28800 30881 34560 38400 43200 46080 57600 61762 69120 76800 86400 92643 115200 123524 138240 154405 172800 185286 230400 247048 277929 308810 345600 370572 463215 494096 555858 617620 691200 741144 772025 833787 926430 988192 1111716 1235240 1389645 1482288 1544050 1667574 1852860 1976384 2223432 2316075 2470480 2779290 2964576 3088100 3335148 3705720 3952768 4168935 4446864 4632150 4940960 5558580 5929152 6176200 6670296 6948225 7411440 7905536 8337870 8893728 9264300 9881920 11117160 11858304 12352400 13340592 13896450 14822880 15811072 16675740 17787456 18528600 19763840 20844675 22234320 23716608 24704800 26681184 27792900 29645760 31622144 33351480 35574912 37057200 39527680 41689350 44468640 47433216 49409600 53362368 55585800 59291520 66702960 71149824 74114400 79055360 83378700 88937280 94866432 98819200 106724736 111171600 118583040 133405920 142299648 148228800 158110720 166757400 177874560 197638400 213449472 222343200 237166080 266811840 284599296 296457600 333514800 355749120 395276800 426898944 444686400 474332160 533623680 592915200 667029600 711498240 790553600 853797888 889372800 1067247360 1185830400 1334059200 1422996480 1778745600 2134494720 2371660800 2668118400 3557491200 4268989440 5336236800 7114982400 10672473600 21344947200
- Sum of all divisors σ(n): 78387162960
- Sum of proper divisors (its aliquot sum) s(n): 57042215760
- 21344947200 is an abundant number, because the sum of its proper divisors (57042215760) is greater than itself. Its abundance is 35697268560
Bases of 21344947200
- Binary: 100111110000100001000001100000000002
- Hexadecimal: 0x4F8420C00
- Base-36: 9T08AO0
Squares and roots of 21344947200
- 21344947200 squared (213449472002) is 455606770970787840000
- 21344947200 cubed (213449472003) is 9724902470333959187202048000000
-
The
square root of 21344947200 is 146099.1006132481 -
The
cube root of 21344947200 is 2773.9482939371
Scales and comparisons
How big is 21344947200?- 21,344,947,200 seconds is equal to 678 years, 36 weeks, 4 days.
-
To count from 1 to 21,344,947,200 would take you about one thousand, three hundred fifty-seven 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 21344947200 cubic inches would be around 231.2 feet tall.
Recreational maths with 21344947200
- 21344947200 backwards is 00274944312
- 21344947200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21344947200's digits is 36
- More coming soon!
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