138667664

138,667,664 is an even composite number composed of three prime numbers multiplied together.

What does the number 138667664 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

138667664 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 138667664:

2⁴ × 103 × 84143

(2 × 2 × 2 × 2 × 103 × 84143)

See below for interesting mathematical facts about the number 138667664 from the Numbermatics database.

Names of 138667664

Cardinal: 138667664 can be written as One hundred thirty-eight million, six hundred sixty-seven thousand, six hundred sixty-four.

Scientific notation

Scientific notation: 1.38667664 × 10⁸

Factors of 138667664

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 84248

Divisors of 138667664

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 8 16 103 206 412 824 1648 84143 168286 336572 673144 1346288 8666729 17333458 34666916 69333832 138667664
Sum of all divisors σ(n): 271280256
Sum of proper divisors (its aliquot sum) s(n): 132612592
138667664 is a deficient number, because the sum of its proper divisors (132612592) is less than itself. Its deficiency is 6055072

Bases of 138667664

Binary: 1000010000111110011010010000₂
Hexadecimal: 0x843E690
Base-36: 2AK4NK

Squares and roots of 138667664

138667664 squared (138667664²) is 19228721039216896
138667664 cubed (138667664³) is 2666401828215859357650944
The square root of 138667664 is 11775.7235021891
The cube root of 138667664 is 517.5969793433

Scales and comparisons

How big is 138667664?

138,667,664 seconds is equal to 4 years, 21 weeks, 1 day, 22 hours, 47 minutes, 44 seconds.
To count from 1 to 138,667,664 would take you about six 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 138667664 cubic inches would be around 43.1 feet tall.

Recreational maths with 138667664

138667664 backwards is 466766831
The number of decimal digits it has is: 9
The sum of 138667664's digits is 47
More coming soon!

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The information we have on file for 138667664 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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