21425421024
21,425,421,024 is an even composite number composed of five prime numbers multiplied together.
21425421024 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 21425421024:
25 × 33 × 7 × 1549 × 2287
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 1549 × 2287)See below for interesting mathematical facts about the number 21425421024 from the Numbermatics database.
Names of 21425421024
- Cardinal: 21425421024 can be written as Twenty-one billion, four hundred twenty-five million, four hundred twenty-one thousand and twenty-four.
Scientific notation
- Scientific notation: 2.1425421024 × 1010
Factors of 21425421024
Divisors of 21425421024
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 84 96 108 112 126 144 168 189 216 224 252 288 336 378 432 504 672 756 864 1008 1512 1549 2016 2287 3024 3098 4574 4647 6048 6196 6861 9148 9294 10843 12392 13722 13941 16009 18296 18588 20583 21686 24784 27444 27882 32018 32529 36592 37176 41166 41823 43372 48027 49568 54888 55764 61749 64036 65058 73184 74352 82332 83646 86744 96054 97587 109776 111528 123498 128072 130116 144081 148704 164664 167292 173488 192108 195174 219552 223056 246996 256144 260232 288162 292761 329328 334584 346976 384216 390348 432243 446112 493992 512288 520464 576324 585522 658656 669168 768432 780696 864486 987984 1040928 1152648 1171044 1338336 1536864 1561392 1728972 1975968 2305296 2342088 3122784 3457944 3542563 4610592 4684176 6915888 7085126 9368352 10627689 13831776 14170252 21255378 24797941 28340504 31883067 42510756 49595882 56681008 63766134 74393823 85021512 95649201 99191764 113362016 127532268 148787646 170043024 191298402 198383528 223181469 255064536 297575292 340086048 382596804 396767056 446362938 510129072 595150584 669544407 765193608 793534112 892725876 1020258144 1190301168 1339088814 1530387216 1785451752 2380602336 2678177628 3060774432 3570903504 5356355256 7141807008 10712710512 21425421024
- Sum of all divisors σ(n): 71495424000
- Sum of proper divisors (its aliquot sum) s(n): 50070002976
- 21425421024 is an abundant number, because the sum of its proper divisors (50070002976) is greater than itself. Its abundance is 28644581952
Bases of 21425421024
- Binary: 100111111010000110111111010111000002
- Hexadecimal: 0x4FD0DFAE0
- Base-36: 9UC54O0
Squares and roots of 21425421024
- 21425421024 squared (214254210242) is 459048666055661208576
- 21425421024 cubed (214254210243) is 9835310940748118812445479501824
-
The
square root of 21425421024 is 146374.2498665663 -
The
cube root of 21425421024 is 2777.4299965479
Scales and comparisons
How big is 21425421024?- 21,425,421,024 seconds is equal to 681 years, 13 weeks, 4 days, 9 hours, 50 minutes, 24 seconds.
-
To count from 1 to 21,425,421,024 would take you about one thousand, three hundred sixty-two 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 21425421024 cubic inches would be around 231.5 feet tall.
Recreational maths with 21425421024
- 21425421024 backwards is 42012452412
- 21425421024 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21425421024's digits is 27
- More coming soon!
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