28008020

28,008,020 is an even composite number composed of four prime numbers multiplied together.

What does the number 28008020 look like?

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

28008020 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 28008020:

2² × 5 × 23 × 60887

(2 × 2 × 5 × 23 × 60887)

See below for interesting mathematical facts about the number 28008020 from the Numbermatics database.

Names of 28008020

Cardinal: 28008020 can be written as Twenty-eight million, eight thousand and twenty.

Scientific notation

Scientific notation: 2.800802 × 10⁷

Factors of 28008020

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 60917

Divisors of 28008020

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 20 23 46 92 115 230 460 60887 121774 243548 304435 608870 1217740 1400401 2800802 5601604 7002005 14004010 28008020
Sum of all divisors σ(n): 61375104
Sum of proper divisors (its aliquot sum) s(n): 33367084
28008020 is an abundant number, because the sum of its proper divisors (33367084) is greater than itself. Its abundance is 5359064

Bases of 28008020

Binary: 1101010110101111001010100₂
Hexadecimal: 0x1AB5E54
Base-36: GOB4K

Squares and roots of 28008020

28008020 squared (28008020²) is 784449184320400
28008020 cubed (28008020³) is 21970868443429449608000
The square root of 28008020 is 5292.2603866401
The cube root of 28008020 is 303.6878866147

Scales and comparisons

How big is 28008020?

28,008,020 seconds is equal to 46 weeks, 2 days, 4 hours, 20 seconds.
To count from 1 to 28,008,020 would take you about seventeen 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 28008020 cubic inches would be around 25.3 feet tall.

Recreational maths with 28008020

28008020 backwards is 02080082
28008020 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28008020's digits is 20
More coming soon!

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The information we have on file for 28008020 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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