28072489

28,072,489 is an odd composite number composed of three prime numbers multiplied together.

What does the number 28072489 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

28072489 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 28072489:

23 × 47 × 25969

See below for interesting mathematical facts about the number 28072489 from the Numbermatics database.

Names of 28072489

Cardinal: 28072489 can be written as Twenty-eight million, seventy-two thousand, four hundred eighty-nine.

Scientific notation

Scientific notation: 2.8072489 × 10⁷

Factors of 28072489

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 26039

Divisors of 28072489

Number of divisors d(n): 8
Complete list of divisors:
1 23 47 1081 25969 597287 1220543 28072489
Sum of all divisors σ(n): 29917440
Sum of proper divisors (its aliquot sum) s(n): 1844951
28072489 is a deficient number, because the sum of its proper divisors (1844951) is less than itself. Its deficiency is 26227538

Bases of 28072489

Binary: 1101011000101101000101001₂
Hexadecimal: 0x1AC5A29
Base-36: GPOVD

Squares and roots of 28072489

28072489 squared (28072489²) is 788064638655121
28072489 cubed (28072489³) is 22122935899934859066169
The square root of 28072489 is 5298.3477613307
The cube root of 28072489 is 303.9207181585

Scales and comparisons

How big is 28072489?

28,072,489 seconds is equal to 46 weeks, 2 days, 21 hours, 54 minutes, 49 seconds.
To count from 1 to 28,072,489 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 28072489 cubic inches would be around 25.3 feet tall.

Recreational maths with 28072489

28072489 backwards is 98427082
The number of decimal digits it has is: 8
The sum of 28072489's digits is 40
More coming soon!

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The information we have on file for 28072489 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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