21100690

21,100,690 is an even composite number composed of five prime numbers multiplied together.

What does the number 21100690 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21100690 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21100690:

2 × 5 × 13 × 29² × 193

(2 × 5 × 13 × 29 × 29 × 193)

See below for interesting mathematical facts about the number 21100690 from the Numbermatics database.

Names of 21100690

Cardinal: 21100690 can be written as Twenty-one million, one hundred thousand, six hundred ninety.

Scientific notation

Scientific notation: 2.110069 × 10⁷

Factors of 21100690

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 242

Divisors of 21100690

Number of divisors d(n): 48
Complete list of divisors:
1 2 5 10 13 26 29 58 65 130 145 193 290 377 386 754 841 965 1682 1885 1930 2509 3770 4205 5018 5597 8410 10933 11194 12545 21866 25090 27985 54665 55970 72761 109330 145522 162313 324626 363805 727610 811565 1623130 2110069 4220138 10550345 21100690
Sum of all divisors σ(n): 42581448
Sum of proper divisors (its aliquot sum) s(n): 21480758
21100690 is an abundant number, because the sum of its proper divisors (21480758) is greater than itself. Its abundance is 380068

Bases of 21100690

Binary: 1010000011111100010010010₂
Hexadecimal: 0x141F892
Base-36: CK9EA

Squares and roots of 21100690

21100690 squared (21100690²) is 445239118476100
21100690 cubed (21100690³) is 9394852614837458509000
The square root of 21100690 is 4593.5487370877
The cube root of 21100690 is 276.3326609167

Scales and comparisons

How big is 21100690?

21,100,690 seconds is equal to 34 weeks, 6 days, 5 hours, 18 minutes, 10 seconds.
To count from 1 to 21,100,690 would take you about two days!

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 21100690 cubic inches would be around 23 feet tall.

Recreational maths with 21100690

21100690 backwards is 09600112
The number of decimal digits it has is: 8
The sum of 21100690's digits is 19
More coming soon!

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The information we have on file for 21100690 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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