28406855

28,406,855 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28406855 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

28406855 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 28406855:

5 × 73 × 223 × 349

See below for interesting mathematical facts about the number 28406855 from the Numbermatics database.

Names of 28406855

Cardinal: 28406855 can be written as Twenty-eight million, four hundred six thousand, eight hundred fifty-five.

Scientific notation

Scientific notation: 2.8406855 × 10⁷

Factors of 28406855

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 650

Divisors of 28406855

Number of divisors d(n): 16
Complete list of divisors:
1 5 73 223 349 365 1115 1745 16279 25477 77827 81395 127385 389135 5681371 28406855
Sum of all divisors σ(n): 34809600
Sum of proper divisors (its aliquot sum) s(n): 6402745
28406855 is a deficient number, because the sum of its proper divisors (6402745) is less than itself. Its deficiency is 22004110

Bases of 28406855

Binary: 1101100010111010001000111₂
Hexadecimal: 0x1B17447
Base-36: GWUVB

Squares and roots of 28406855

28406855 squared (28406855²) is 806949410991025
28406855 cubed (28406855³) is 22922894910357453476375
The square root of 28406855 is 5329.8081578981
The cube root of 28406855 is 305.1226059077

Scales and comparisons

How big is 28406855?

28,406,855 seconds is equal to 46 weeks, 6 days, 18 hours, 47 minutes, 35 seconds.
To count from 1 to 28,406,855 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 28406855 cubic inches would be around 25.4 feet tall.

Recreational maths with 28406855

28406855 backwards is 55860482
The number of decimal digits it has is: 8
The sum of 28406855's digits is 38
More coming soon!

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The information we have on file for 28406855 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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