21321055224
21,321,055,224 is an even composite number composed of four prime numbers multiplied together.
21321055224 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21321055224:
23 × 35 × 72 × 223829
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 223829)See below for interesting mathematical facts about the number 21321055224 from the Numbermatics database.
Names of 21321055224
- Cardinal: 21321055224 can be written as Twenty-one billion, three hundred twenty-one million, fifty-five thousand, two hundred twenty-four.
Scientific notation
- Scientific notation: 2.1321055224 × 1010
Factors of 21321055224
Divisors of 21321055224
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 243 252 294 324 378 392 441 486 504 567 588 648 756 882 972 1134 1176 1323 1512 1701 1764 1944 2268 2646 3402 3528 3969 4536 5292 6804 7938 10584 11907 13608 15876 23814 31752 47628 95256 223829 447658 671487 895316 1342974 1566803 1790632 2014461 2685948 3133606 4028922 4700409 5371896 6043383 6267212 8057844 9400818 10967621 12086766 12534424 14101227 16115688 18130149 18801636 21935242 24173532 28202454 32902863 36260298 37603272 42303681 43870484 48347064 54390447 56404908 65805726 72520596 84607362 87740968 98708589 108780894 112809816 126911043 131611452 145041192 169214724 197417178 217561788 253822086 263222904 296125767 338429448 380733129 394834356 435123576 507644172 592251534 761466258 789668712 888377301 1015288344 1184503068 1522932516 1776754602 2369006136 2665131903 3045865032 3553509204 5330263806 7107018408 10660527612 21321055224
- Sum of all divisors σ(n): 69660372600
- Sum of proper divisors (its aliquot sum) s(n): 48339317376
- 21321055224 is an abundant number, because the sum of its proper divisors (48339317376) is greater than itself. Its abundance is 27018262152
Bases of 21321055224
- Binary: 100111101101101010101111011111110002
- Hexadecimal: 0x4F6D57BF8
- Base-36: 9SM07I0
Squares and roots of 21321055224
- 21321055224 squared (213210552242) is 454587395864857690176
- 21321055224 cubed (213210552243) is 9692282971368980053143578279424
-
The
square root of 21321055224 is 146017.3113846437 -
The
cube root of 21321055224 is 2772.9129224483
Scales and comparisons
How big is 21321055224?- 21,321,055,224 seconds is equal to 677 years, 49 weeks, 11 hours, 20 minutes, 24 seconds.
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To count from 1 to 21,321,055,224 would take you about one thousand, three hundred fifty-five 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 21321055224 cubic inches would be around 231.1 feet tall.
Recreational maths with 21321055224
- 21321055224 backwards is 42255012312
- 21321055224 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21321055224's digits is 27
- More coming soon!
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