28407768

28,407,768 is an even composite number composed of four prime numbers multiplied together.

What does the number 28407768 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

28407768 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28407768:

2³ × 3 × 79 × 14983

(2 × 2 × 2 × 3 × 79 × 14983)

See below for interesting mathematical facts about the number 28407768 from the Numbermatics database.

Names of 28407768

Cardinal: 28407768 can be written as Twenty-eight million, four hundred seven thousand, seven hundred sixty-eight.

Scientific notation

Scientific notation: 2.8407768 × 10⁷

Factors of 28407768

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 15067

Divisors of 28407768

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 8 12 24 79 158 237 316 474 632 948 1896 14983 29966 44949 59932 89898 119864 179796 359592 1183657 2367314 3550971 4734628 7101942 9469256 14203884 28407768
Sum of all divisors σ(n): 71923200
Sum of proper divisors (its aliquot sum) s(n): 43515432
28407768 is an abundant number, because the sum of its proper divisors (43515432) is greater than itself. Its abundance is 15107664

Bases of 28407768

Binary: 1101100010111011111011000₂
Hexadecimal: 0x1B177D8
Base-36: GWVKO

Squares and roots of 28407768

28407768 squared (28407768²) is 807001282741824
28407768 cubed (28407768³) is 22925105215832140088832
The square root of 28407768 is 5329.8938075725
The cube root of 28407768 is 305.1258747661

Scales and comparisons

How big is 28407768?

28,407,768 seconds is equal to 46 weeks, 6 days, 19 hours, 2 minutes, 48 seconds.
To count from 1 to 28,407,768 would take you about eighteen 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 28407768 cubic inches would be around 25.4 feet tall.

Recreational maths with 28407768

28407768 backwards is 86770482
The number of decimal digits it has is: 8
The sum of 28407768's digits is 42
More coming soon!

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The information we have on file for 28407768 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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