81442801

81,442,801 is an odd composite number composed of three prime numbers multiplied together.

What does the number 81442801 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

81442801 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 81442801:

11² × 17³ × 137

(11 × 11 × 17 × 17 × 17 × 137)

See below for interesting mathematical facts about the number 81442801 from the Numbermatics database.

Names of 81442801

Cardinal: 81442801 can be written as Eighty-one million, four hundred forty-two thousand, eight hundred one.

Scientific notation

Scientific notation: 8.1442801 × 10⁷

Factors of 81442801

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 165

Divisors of 81442801

Number of divisors d(n): 24
Complete list of divisors:
1 11 17 121 137 187 289 1507 2057 2329 3179 4913 16577 25619 34969 39593 54043 281809 435523 594473 673081 4790753 7403891 81442801
Sum of all divisors σ(n): 95807880
Sum of proper divisors (its aliquot sum) s(n): 14365079
81442801 is a deficient number, because the sum of its proper divisors (14365079) is less than itself. Its deficiency is 67077722

Bases of 81442801

Binary: 100110110101011011111110001₂
Hexadecimal: 0x4DAB7F1
Base-36: 1CHLO1

Squares and roots of 81442801

81442801 squared (81442801²) is 6632929834725601
81442801 cubed (81442801³) is 540204384576520011848401
The square root of 81442801 is 9024.5665269861
The cube root of 81442801 is 433.4618702847

Scales and comparisons

How big is 81442801?

81,442,801 seconds is equal to 2 years, 30 weeks, 4 days, 15 hours, 1 second.
To count from 1 to 81,442,801 would take you about three years!

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 81442801 cubic inches would be around 36.1 feet tall.

Recreational maths with 81442801

81442801 backwards is 10824418
The number of decimal digits it has is: 8
The sum of 81442801's digits is 28
More coming soon!

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The information we have on file for 81442801 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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