21004429904
21,004,429,904 is an even composite number composed of two prime numbers multiplied together.
What does the number 21004429904 look like?
This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.
21004429904 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.
Prime factorization of 21004429904:
24 × 1312776869
(2 × 2 × 2 × 2 × 1312776869)See below for interesting mathematical facts about the number 21004429904 from the Numbermatics database.
Names of 21004429904
- Cardinal: 21004429904 can be written as Twenty-one billion, four million, four hundred twenty-nine thousand, nine hundred four.
Scientific notation
- Scientific notation: 2.1004429904 × 1010
Factors of 21004429904
- Number of distinct prime factors ω(n): 2
- Total number of prime factors Ω(n): 5
- Sum of prime factors: 1312776871
Divisors of 21004429904
- Number of divisors d(n): 10
- Complete list of divisors:
- Sum of all divisors σ(n): 40696082970
- Sum of proper divisors (its aliquot sum) s(n): 19691653066
- 21004429904 is a deficient number, because the sum of its proper divisors (19691653066) is less than itself. Its deficiency is 1312776838
Bases of 21004429904
- Binary: 100111000111111011000101010010100002
- Hexadecimal: 0x4E3F62A50
- Base-36: 9NDHTU8
Squares and roots of 21004429904
- 21004429904 squared (210044299042) is 441186075592049449216
- 21004429904 cubed (210044299043) is 9266861999394047955759279755264
-
The
square root of 21004429904 is 144929.0512768231 -
The
cube root of 21004429904 is 2759.1181590789
Scales and comparisons
How big is 21004429904?- 21,004,429,904 seconds is equal to 667 years, 45 weeks, 3 days, 19 hours, 51 minutes, 44 seconds.
-
To count from 1 to 21,004,429,904 would take you about one thousand, three hundred thirty-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 21004429904 cubic inches would be around 229.9 feet tall.
Recreational maths with 21004429904
- 21004429904 backwards is 40992440012
- The number of decimal digits it has is: 11
- The sum of 21004429904's digits is 35
- More coming soon!
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