28780880

28,780,880 is an even composite number composed of three prime numbers multiplied together.

What does the number 28780880 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

28780880 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 28780880:

2⁴ × 5 × 359761

(2 × 2 × 2 × 2 × 5 × 359761)

See below for interesting mathematical facts about the number 28780880 from the Numbermatics database.

Names of 28780880

Cardinal: 28780880 can be written as Twenty-eight million, seven hundred eighty thousand, eight hundred eighty.

Scientific notation

Scientific notation: 2.878088 × 10⁷

Factors of 28780880

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 359768

Divisors of 28780880

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 5 8 10 16 20 40 80 359761 719522 1439044 1798805 2878088 3597610 5756176 7195220 14390440 28780880
Sum of all divisors σ(n): 66915732
Sum of proper divisors (its aliquot sum) s(n): 38134852
28780880 is an abundant number, because the sum of its proper divisors (38134852) is greater than itself. Its abundance is 9353972

Bases of 28780880

Binary: 1101101110010100101010000₂
Hexadecimal: 0x1B72950
Base-36: H4VGW

Squares and roots of 28780880

28780880 squared (28780880²) is 828339053574400
28780880 cubed (28780880³) is 23840326900238377472000
The square root of 28780880 is 5364.7814494161
The cube root of 28780880 is 306.4559253651

Scales and comparisons

How big is 28780880?

28,780,880 seconds is equal to 47 weeks, 4 days, 2 hours, 41 minutes, 20 seconds.
To count from 1 to 28,780,880 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 28780880 cubic inches would be around 25.5 feet tall.

Recreational maths with 28780880

28780880 backwards is 08808782
The number of decimal digits it has is: 8
The sum of 28780880's digits is 41
More coming soon!

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The information we have on file for 28780880 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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