28278375

28,278,375 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28278375 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

28278375 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28278375:

3 × 5³ × 73 × 1033

(3 × 5 × 5 × 5 × 73 × 1033)

See below for interesting mathematical facts about the number 28278375 from the Numbermatics database.

Names of 28278375

Cardinal: 28278375 can be written as Twenty-eight million, two hundred seventy-eight thousand, three hundred seventy-five.

Scientific notation

Scientific notation: 2.8278375 × 10⁷

Factors of 28278375

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 1114

Divisors of 28278375

Number of divisors d(n): 32
Complete list of divisors:
1 3 5 15 25 73 75 125 219 365 375 1033 1095 1825 3099 5165 5475 9125 15495 25825 27375 75409 77475 129125 226227 377045 387375 1131135 1885225 5655675 9426125 28278375
Sum of all divisors σ(n): 47745984
Sum of proper divisors (its aliquot sum) s(n): 19467609
28278375 is a deficient number, because the sum of its proper divisors (19467609) is less than itself. Its deficiency is 8810766

Bases of 28278375

Binary: 1101011110111111001100111₂
Hexadecimal: 0x1AF7E67
Base-36: GU3QF

Squares and roots of 28278375

28278375 squared (28278375²) is 799666492640625
28278375 cubed (28278375³) is 22613268953826333984375
The square root of 28278375 is 5317.7415318911
The cube root of 28278375 is 304.6619025175

Scales and comparisons

How big is 28278375?

28,278,375 seconds is equal to 46 weeks, 5 days, 7 hours, 6 minutes, 15 seconds.
To count from 1 to 28,278,375 would take you about eighteen 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 28278375 cubic inches would be around 25.4 feet tall.

Recreational maths with 28278375

28278375 backwards is 57387282
The number of decimal digits it has is: 8
The sum of 28278375's digits is 42
More coming soon!

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The information we have on file for 28278375 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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