28802720

28,802,720 is an even composite number composed of four prime numbers multiplied together.

What does the number 28802720 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

28802720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28802720:

2⁵ × 5 × 31 × 5807

(2 × 2 × 2 × 2 × 2 × 5 × 31 × 5807)

See below for interesting mathematical facts about the number 28802720 from the Numbermatics database.

Names of 28802720

Cardinal: 28802720 can be written as Twenty-eight million, eight hundred two thousand, seven hundred twenty.

Scientific notation

Scientific notation: 2.880272 × 10⁷

Factors of 28802720

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 5845

Divisors of 28802720

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 5807 11614 23228 29035 46456 58070 92912 116140 180017 185824 232280 360034 464560 720068 900085 929120 1440136 1800170 2880272 3600340 5760544 7200680 14401360 28802720
Sum of all divisors σ(n): 70253568
Sum of proper divisors (its aliquot sum) s(n): 41450848
28802720 is an abundant number, because the sum of its proper divisors (41450848) is greater than itself. Its abundance is 12648128

Bases of 28802720

Binary: 1101101110111111010100000₂
Hexadecimal: 0x1B77EA0
Base-36: H5CBK

Squares and roots of 28802720

28802720 squared (28802720²) is 829596679398400
28802720 cubed (28802720³) is 23894640869641883648000
The square root of 28802720 is 5366.8165610537
The cube root of 28802720 is 306.5334224761

Scales and comparisons

How big is 28802720?

28,802,720 seconds is equal to 47 weeks, 4 days, 8 hours, 45 minutes, 20 seconds.
To count from 1 to 28,802,720 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 28802720 cubic inches would be around 25.5 feet tall.

Recreational maths with 28802720

28802720 backwards is 02720882
The number of decimal digits it has is: 8
The sum of 28802720's digits is 29
More coming soon!

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The information we have on file for 28802720 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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