8138442

8,138,442 is an even composite number composed of five prime numbers multiplied together.

What does the number 8138442 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

8138442 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 8138442:

2 × 3 × 13 × 103 × 1013

See below for interesting mathematical facts about the number 8138442 from the Numbermatics database.

Names of 8138442

Cardinal: 8138442 can be written as Eight million, one hundred thirty-eight thousand, four hundred forty-two.

Scientific notation

Scientific notation: 8.138442 × 10⁶

Factors of 8138442

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 1134

Divisors of 8138442

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 6 13 26 39 78 103 206 309 618 1013 1339 2026 2678 3039 4017 6078 8034 13169 26338 39507 79014 104339 208678 313017 626034 1356407 2712814 4069221 8138442
Sum of all divisors σ(n): 17716608
Sum of proper divisors (its aliquot sum) s(n): 9578166
8138442 is an abundant number, because the sum of its proper divisors (9578166) is greater than itself. Its abundance is 1439724

Bases of 8138442

Binary: 11111000010111011001010₂
Hexadecimal: 0x7C2ECA
Base-36: 4UFNU

Squares and roots of 8138442

8138442 squared (8138442²) is 66234238187364
8138442 cubed (8138442³) is 539043505902047046888
The square root of 8138442 is 2852.7954711125
The cube root of 8138442 is 201.1470916589

Scales and comparisons

How big is 8138442?

8,138,442 seconds is equal to 13 weeks, 3 days, 4 hours, 40 minutes, 42 seconds.
To count from 1 to 8,138,442 would take you about twenty 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 8138442 cubic inches would be around 16.8 feet tall.

Recreational maths with 8138442

8138442 backwards is 2448318
The number of decimal digits it has is: 7
The sum of 8138442's digits is 30
More coming soon!

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The information we have on file for 8138442 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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