20973987

20,973,987 is an odd composite number composed of three prime numbers multiplied together.

What does the number 20973987 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

20973987 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 20973987:

3² × 263 × 8861

(3 × 3 × 263 × 8861)

See below for interesting mathematical facts about the number 20973987 from the Numbermatics database.

Names of 20973987

Cardinal: 20973987 can be written as Twenty million, nine hundred seventy-three thousand, nine hundred eighty-seven.

Scientific notation

Scientific notation: 2.0973987 × 10⁷

Factors of 20973987

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 9127

Divisors of 20973987

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 263 789 2367 8861 26583 79749 2330443 6991329 20973987
Sum of all divisors σ(n): 30414384
Sum of proper divisors (its aliquot sum) s(n): 9440397
20973987 is a deficient number, because the sum of its proper divisors (9440397) is less than itself. Its deficiency is 11533590

Bases of 20973987

Binary: 1010000000000100110100011₂
Hexadecimal: 0x14009A3
Base-36: CHJMR

Squares and roots of 20973987

20973987 squared (20973987²) is 439908130676169
20973987 cubed (20973987³) is 9226627413996269815803
The square root of 20973987 is 4579.7365644761
The cube root of 20973987 is 275.7784532759

Scales and comparisons

How big is 20973987?

20,973,987 seconds is equal to 34 weeks, 4 days, 18 hours, 6 minutes, 27 seconds.
To count from 1 to 20,973,987 would take you about three hours!

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 20973987 cubic inches would be around 23 feet tall.

Recreational maths with 20973987

20973987 backwards is 78937902
The number of decimal digits it has is: 8
The sum of 20973987's digits is 45
More coming soon!

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The information we have on file for 20973987 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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