28127840

28,127,840 is an even composite number composed of four prime numbers multiplied together.

What does the number 28127840 look like?

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

28127840 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 28127840:

2⁵ × 5 × 13 × 13523

(2 × 2 × 2 × 2 × 2 × 5 × 13 × 13523)

See below for interesting mathematical facts about the number 28127840 from the Numbermatics database.

Names of 28127840

Cardinal: 28127840 can be written as Twenty-eight million, one hundred twenty-seven thousand, eight hundred forty.

Scientific notation

Scientific notation: 2.812784 × 10⁷

Factors of 28127840

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 13543

Divisors of 28127840

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 2080 13523 27046 54092 67615 108184 135230 175799 216368 270460 351598 432736 540920 703196 878995 1081840 1406392 1757990 2163680 2812784 3515980 5625568 7031960 14063920 28127840
Sum of all divisors σ(n): 71569008
Sum of proper divisors (its aliquot sum) s(n): 43441168
28127840 is an abundant number, because the sum of its proper divisors (43441168) is greater than itself. Its abundance is 15313328

Bases of 28127840

Binary: 1101011010011001001100000₂
Hexadecimal: 0x1AD3260
Base-36: GQVKW

Squares and roots of 28127840

28127840 squared (28127840²) is 791175383065600
28127840 cubed (28127840³) is 22254054586807906304000
The square root of 28127840 is 5303.5686099079
The cube root of 28127840 is 304.1203355549

Scales and comparisons

How big is 28127840?

28,127,840 seconds is equal to 46 weeks, 3 days, 13 hours, 17 minutes, 20 seconds.
To count from 1 to 28,127,840 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 28127840 cubic inches would be around 25.3 feet tall.

Recreational maths with 28127840

28127840 backwards is 04872182
28127840 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28127840's digits is 32
More coming soon!

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The information we have on file for 28127840 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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