28949908

28,949,908 is an even composite number composed of four prime numbers multiplied together.

What does the number 28949908 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

28949908 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 28949908:

2² × 13 × 31 × 17959

(2 × 2 × 13 × 31 × 17959)

See below for interesting mathematical facts about the number 28949908 from the Numbermatics database.

Names of 28949908

Cardinal: 28949908 can be written as Twenty-eight million, nine hundred forty-nine thousand, nine hundred eight.

Scientific notation

Scientific notation: 2.8949908 × 10⁷

Factors of 28949908

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 18005

Divisors of 28949908

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 13 26 31 52 62 124 403 806 1612 17959 35918 71836 233467 466934 556729 933868 1113458 2226916 7237477 14474954 28949908
Sum of all divisors σ(n): 56322560
Sum of proper divisors (its aliquot sum) s(n): 27372652
28949908 is a deficient number, because the sum of its proper divisors (27372652) is less than itself. Its deficiency is 1577256

Bases of 28949908

Binary: 1101110011011110110010100₂
Hexadecimal: 0x1B9BD94
Base-36: H8HW4

Squares and roots of 28949908

28949908 squared (28949908²) is 838097173208464
28949908 cubed (28949908³) is 24262836059445097621312
The square root of 28949908 is 5380.5118715601
The cube root of 28949908 is 307.0546857989

Scales and comparisons

How big is 28949908?

28,949,908 seconds is equal to 47 weeks, 6 days, 1 hour, 38 minutes, 28 seconds.
To count from 1 to 28,949,908 would take you about nineteen 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 28949908 cubic inches would be around 25.6 feet tall.

Recreational maths with 28949908

28949908 backwards is 80994982
The number of decimal digits it has is: 8
The sum of 28949908's digits is 49
More coming soon!

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The information we have on file for 28949908 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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