27979

27,979 is an odd composite number composed of two prime numbers multiplied together.

What does the number 27979 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

27979 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 27979:

7² × 571

(7 × 7 × 571)

See below for interesting mathematical facts about the number 27979 from the Numbermatics database.

Names of 27979

Cardinal: 27979 can be written as Twenty-seven thousand, nine hundred seventy-nine.

Scientific notation

Scientific notation: 2.7979 × 10⁴

Factors of 27979

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 578

Divisors of 27979

Number of divisors d(n): 6
Complete list of divisors:
1 7 49 571 3997 27979
Sum of all divisors σ(n): 32604
Sum of proper divisors (its aliquot sum) s(n): 4625
27979 is a deficient number, because the sum of its proper divisors (4625) is less than itself. Its deficiency is 23354

Bases of 27979

Binary: 110110101001011₂
Hexadecimal: 0x6D4B
Base-36: LL7

Squares and roots of 27979

27979 squared (27979²) is 782824441
27979 cubed (27979³) is 21902645034739
The square root of 27979 is 167.2692440349
The cube root of 27979 is 30.3582963477

Scales and comparisons

How big is 27979?

27,979 seconds is equal to 7 hours, 46 minutes, 19 seconds.
To count from 1 to 27,979 would take you about seven 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 27979 cubic inches would be around 2.5 feet tall.

Recreational maths with 27979

27979 backwards is 97972
The number of decimal digits it has is: 5
The sum of 27979's digits is 34
More coming soon!

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The information we have on file for 27979 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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