28068840

28,068,840 is an even composite number composed of four prime numbers multiplied together.

What does the number 28068840 look like?

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

28068840 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 28068840:

2³ × 3² × 5 × 77969

(2 × 2 × 2 × 3 × 3 × 5 × 77969)

See below for interesting mathematical facts about the number 28068840 from the Numbermatics database.

Names of 28068840

Cardinal: 28068840 can be written as Twenty-eight million, sixty-eight thousand, eight hundred forty.

Scientific notation

Scientific notation: 2.806884 × 10⁷

Factors of 28068840

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 77979

Divisors of 28068840

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 77969 155938 233907 311876 389845 467814 623752 701721 779690 935628 1169535 1403442 1559380 1871256 2339070 2806884 3118760 3508605 4678140 5613768 7017210 9356280 14034420 28068840
Sum of all divisors σ(n): 91224900
Sum of proper divisors (its aliquot sum) s(n): 63156060
28068840 is an abundant number, because the sum of its proper divisors (63156060) is greater than itself. Its abundance is 35087220

Bases of 28068840

Binary: 1101011000100101111101000₂
Hexadecimal: 0x1AC4BE8
Base-36: GPM20

Squares and roots of 28068840

28068840 squared (28068840²) is 787859778945600
28068840 cubed (28068840³) is 22114310077659415104000
The square root of 28068840 is 5298.0033975075
The cube root of 28068840 is 303.9075492187

Scales and comparisons

How big is 28068840?

28,068,840 seconds is equal to 46 weeks, 2 days, 20 hours, 54 minutes.
To count from 1 to 28,068,840 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 28068840 cubic inches would be around 25.3 feet tall.

Recreational maths with 28068840

28068840 backwards is 04886082
28068840 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28068840's digits is 36
More coming soon!

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The information we have on file for 28068840 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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