28071771

28,071,771 is an odd composite number composed of five prime numbers multiplied together.

What does the number 28071771 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

28071771 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28071771:

3 × 7 × 13 × 31² × 107

(3 × 7 × 13 × 31 × 31 × 107)

See below for interesting mathematical facts about the number 28071771 from the Numbermatics database.

Names of 28071771

Cardinal: 28071771 can be written as Twenty-eight million, seventy-one thousand, seven hundred seventy-one.

Scientific notation

Scientific notation: 2.8071771 × 10⁷

Factors of 28071771

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 161

Divisors of 28071771

Number of divisors d(n): 48
Complete list of divisors:
1 3 7 13 21 31 39 91 93 107 217 273 321 403 651 749 961 1209 1391 2247 2821 2883 3317 4173 6727 8463 9737 9951 12493 20181 23219 29211 37479 43121 69657 87451 102827 129363 262353 301847 308481 719789 905541 1336751 2159367 4010253 9357257 28071771
Sum of all divisors σ(n): 48045312
Sum of proper divisors (its aliquot sum) s(n): 19973541
28071771 is a deficient number, because the sum of its proper divisors (19973541) is less than itself. Its deficiency is 8098230

Bases of 28071771

Binary: 1101011000101011101011011₂
Hexadecimal: 0x1AC575B
Base-36: GPOBF

Squares and roots of 28071771

28071771 squared (28071771²) is 788024327076441
28071771 cubed (28071771³) is 22121238452118951247011
The square root of 28071771 is 5298.2800039259
The cube root of 28071771 is 303.9181270459

Scales and comparisons

How big is 28071771?

28,071,771 seconds is equal to 46 weeks, 2 days, 21 hours, 42 minutes, 51 seconds.
To count from 1 to 28,071,771 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 28071771 cubic inches would be around 25.3 feet tall.

Recreational maths with 28071771

28071771 backwards is 17717082
The number of decimal digits it has is: 8
The sum of 28071771's digits is 33
More coming soon!

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The information we have on file for 28071771 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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