21351375168
21,351,375,168 is an even composite number composed of five prime numbers multiplied together.
21351375168 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twelve divisors.
Prime factorization of 21351375168:
26 × 3 × 41 × 263 × 10313
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 41 × 263 × 10313)See below for interesting mathematical facts about the number 21351375168 from the Numbermatics database.
Names of 21351375168
- Cardinal: 21351375168 can be written as Twenty-one billion, three hundred fifty-one million, three hundred seventy-five thousand, one hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1351375168 × 1010
Factors of 21351375168
Divisors of 21351375168
- Number of divisors d(n): 112
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Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 41 48 64 82 96 123 164 192 246 263 328 492 526 656 789 984 1052 1312 1578 1968 2104 2624 3156 3936 4208 6312 7872 8416 10313 10783 12624 16832 20626 21566 25248 30939 32349 41252 43132 50496 61878 64698 82504 86264 123756 129396 165008 172528 247512 258792 330016 345056 422833 495024 517584 660032 690112 845666 990048 1035168 1268499 1691332 1980096 2070336 2536998 2712319 3382664 5073996 5424638 6765328 8136957 10147992 10849276 13530656 16273914 20295984 21698552 27061312 32547828 40591968 43397104 65095656 81183936 86794208 111205079 130191312 173588416 222410158 260382624 333615237 444820316 520765248 667230474 889640632 1334460948 1779281264 2668921896 3558562528 5337843792 7117125056 10675687584 21351375168
- Sum of all divisors σ(n): 58095709056
- Sum of proper divisors (its aliquot sum) s(n): 36744333888
- 21351375168 is an abundant number, because the sum of its proper divisors (36744333888) is greater than itself. Its abundance is 15392958720
Bases of 21351375168
- Binary: 100111110001010010000100001010000002
- Hexadecimal: 0x4F8A42140
- Base-36: 9T422IO
Squares and roots of 21351375168
- 21351375168 squared (213513751682) is 455881221564687028224
- 21351375168 cubed (213513751683) is 9733690993673764720113628741632
-
The
square root of 21351375168 is 146121.0976142735 -
The
cube root of 21351375168 is 2774.2267214437
Scales and comparisons
How big is 21351375168?- 21,351,375,168 seconds is equal to 678 years, 47 weeks, 1 day, 9 hours, 32 minutes, 48 seconds.
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To count from 1 to 21,351,375,168 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 21351375168 cubic inches would be around 231.2 feet tall.
Recreational maths with 21351375168
- 21351375168 backwards is 86157315312
- The number of decimal digits it has is: 11
- The sum of 21351375168's digits is 42
- More coming soon!
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Keywords: Divisors of 21351375168, math, Factors of 21351375168, curriculum, school, college, exams, university, Prime factorization of 21351375168, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, three hundred fifty-one million, three hundred seventy-five thousand, one hundred sixty-eight.