20172988

20,172,988 is an even composite number composed of three prime numbers multiplied together.

What does the number 20172988 look like?

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

20172988 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 20172988:

2² × 11 × 458477

(2 × 2 × 11 × 458477)

See below for interesting mathematical facts about the number 20172988 from the Numbermatics database.

Names of 20172988

Cardinal: 20172988 can be written as Twenty million, one hundred seventy-two thousand, nine hundred eighty-eight.

Scientific notation

Scientific notation: 2.0172988 × 10⁷

Factors of 20172988

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 458490

Divisors of 20172988

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 11 22 44 458477 916954 1833908 5043247 10086494 20172988
Sum of all divisors σ(n): 38512152
Sum of proper divisors (its aliquot sum) s(n): 18339164
20172988 is a deficient number, because the sum of its proper divisors (18339164) is less than itself. Its deficiency is 1833824

Bases of 20172988

Binary: 1001100111101000010111100₂
Hexadecimal: 0x133D0BC
Base-36: C0DKS

Squares and roots of 20172988

20172988 squared (20172988²) is 406949444848144
20172988 cubed (20172988³) is 8209386267528270734272
The square root of 20172988 is 4491.4349600099
The cube root of 20172988 is 272.2221188825

Scales and comparisons

How big is 20172988?

20,172,988 seconds is equal to 33 weeks, 2 days, 11 hours, 36 minutes, 28 seconds.
To count from 1 to 20,172,988 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 20172988 cubic inches would be around 22.7 feet tall.

Recreational maths with 20172988

20172988 backwards is 88927102
The number of decimal digits it has is: 8
The sum of 20172988's digits is 37
More coming soon!

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The information we have on file for 20172988 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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