28979760

28,979,760 is an even composite number composed of four prime numbers multiplied together.

What does the number 28979760 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

28979760 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 28979760:

2⁴ × 3 × 5 × 120749

(2 × 2 × 2 × 2 × 3 × 5 × 120749)

See below for interesting mathematical facts about the number 28979760 from the Numbermatics database.

Names of 28979760

Cardinal: 28979760 can be written as Twenty-eight million, nine hundred seventy-nine thousand, seven hundred sixty.

Scientific notation

Scientific notation: 2.897976 × 10⁷

Factors of 28979760

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 120759

Divisors of 28979760

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 120749 241498 362247 482996 603745 724494 965992 1207490 1448988 1811235 1931984 2414980 2897976 3622470 4829960 5795952 7244940 9659920 14489880 28979760
Sum of all divisors σ(n): 89838000
Sum of proper divisors (its aliquot sum) s(n): 60858240
28979760 is an abundant number, because the sum of its proper divisors (60858240) is greater than itself. Its abundance is 31878480

Bases of 28979760

Binary: 1101110100011001000110000₂
Hexadecimal: 0x1BA3230
Base-36: H94XC

Squares and roots of 28979760

28979760 squared (28979760²) is 839826489657600
28979760 cubed (28979760³) is 24337970111919730176000
The square root of 28979760 is 5383.2852423033
The cube root of 28979760 is 307.1601904251

Scales and comparisons

How big is 28979760?

28,979,760 seconds is equal to 47 weeks, 6 days, 9 hours, 56 minutes.
To count from 1 to 28,979,760 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 28979760 cubic inches would be around 25.6 feet tall.

Recreational maths with 28979760

28979760 backwards is 06797982
28979760 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28979760's digits is 48
More coming soon!

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The information we have on file for 28979760 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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