20420823

20,420,823 is an odd composite number composed of four prime numbers multiplied together.

What does the number 20420823 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

20420823 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 20420823:

3 × 109 × 197 × 317

See below for interesting mathematical facts about the number 20420823 from the Numbermatics database.

Names of 20420823

Cardinal: 20420823 can be written as Twenty million, four hundred twenty thousand, eight hundred twenty-three.

Scientific notation

Scientific notation: 2.0420823 × 10⁷

Factors of 20420823

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 626

Divisors of 20420823

Number of divisors d(n): 16
Complete list of divisors:
1 3 109 197 317 327 591 951 21473 34553 62449 64419 103659 187347 6806941 20420823
Sum of all divisors σ(n): 27704160
Sum of proper divisors (its aliquot sum) s(n): 7283337
20420823 is a deficient number, because the sum of its proper divisors (7283337) is less than itself. Its deficiency is 13137486

Bases of 20420823

Binary: 1001101111001100011010111₂
Hexadecimal: 0x13798D7
Base-36: C5OT3

Squares and roots of 20420823

20420823 squared (20420823²) is 417010011997329
20420823 cubed (20420823³) is 8515687644225331981767
The square root of 20420823 is 4518.9404731641
The cube root of 20420823 is 273.3323783759

Scales and comparisons

How big is 20420823?

20,420,823 seconds is equal to 33 weeks, 5 days, 8 hours, 27 minutes, 3 seconds.
To count from 1 to 20,420,823 would take you about fifty weeks!

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 20420823 cubic inches would be around 22.8 feet tall.

Recreational maths with 20420823

20420823 backwards is 32802402
The number of decimal digits it has is: 8
The sum of 20420823's digits is 21
More coming soon!

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The information we have on file for 20420823 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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