27997220

27,997,220 is an even composite number composed of three prime numbers multiplied together.

What does the number 27997220 look like?

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

27997220 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 27997220:

2² × 5 × 1399861

(2 × 2 × 5 × 1399861)

See below for interesting mathematical facts about the number 27997220 from the Numbermatics database.

Names of 27997220

Cardinal: 27997220 can be written as Twenty-seven million, nine hundred ninety-seven thousand, two hundred twenty.

Scientific notation

Scientific notation: 2.799722 × 10⁷

Factors of 27997220

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1399868

Divisors of 27997220

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 5 10 20 1399861 2799722 5599444 6999305 13998610 27997220
Sum of all divisors σ(n): 58794204
Sum of proper divisors (its aliquot sum) s(n): 30796984
27997220 is an abundant number, because the sum of its proper divisors (30796984) is greater than itself. Its abundance is 2799764

Bases of 27997220

Binary: 1101010110011010000100100₂
Hexadecimal: 0x1AB3424
Base-36: GO2SK

Squares and roots of 27997220

27997220 squared (27997220²) is 783844327728400
27997220 cubed (27997220³) is 21945462089164115048000
The square root of 27997220 is 5291.2399302999
The cube root of 27997220 is 303.6488471915

Scales and comparisons

How big is 27997220?

27,997,220 seconds is equal to 46 weeks, 2 days, 1 hour, 20 seconds.
To count from 1 to 27,997,220 would take you about seventeen 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 27997220 cubic inches would be around 25.3 feet tall.

Recreational maths with 27997220

27997220 backwards is 02279972
The number of decimal digits it has is: 8
The sum of 27997220's digits is 38
More coming soon!

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The information we have on file for 27997220 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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