42639939

42,639,939 is an odd composite number composed of three prime numbers multiplied together.

What does the number 42639939 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 36 divisors.

42639939 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 42639939:

3⁸ × 67 × 97

(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 67 × 97)

See below for interesting mathematical facts about the number 42639939 from the Numbermatics database.

Names of 42639939

Cardinal: 42639939 can be written as Forty-two million, six hundred thirty-nine thousand, nine hundred thirty-nine.

Scientific notation

Scientific notation: 4.2639939 × 10⁷

Factors of 42639939

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 10
Sum of prime factors: 167

Divisors of 42639939

Number of divisors d(n): 36
Complete list of divisors:
1 3 9 27 67 81 97 201 243 291 603 729 873 1809 2187 2619 5427 6499 6561 7857 16281 19497 23571 48843 58491 70713 146529 175473 212139 439587 526419 636417 1579257 4737771 14213313 42639939
Sum of all divisors σ(n): 65580424
Sum of proper divisors (its aliquot sum) s(n): 22940485
42639939 is a deficient number, because the sum of its proper divisors (22940485) is less than itself. Its deficiency is 19699454

Bases of 42639939

Binary: 10100010101010001001000011₂
Hexadecimal: 0x28AA243
Base-36: PDX6R

Squares and roots of 42639939

42639939 squared (42639939²) is 1818164397923721
42639939 cubed (42639939³) is 77526419019439190093019
The square root of 42639939 is 6529.9264161245
The cube root of 42639939 is 349.3592057551

Scales and comparisons

How big is 42639939?

42,639,939 seconds is equal to 1 year, 18 weeks, 3 days, 12 hours, 25 minutes, 39 seconds.
To count from 1 to 42,639,939 would take you about two 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 42639939 cubic inches would be around 29.1 feet tall.

Recreational maths with 42639939

42639939 backwards is 93993624
The number of decimal digits it has is: 8
The sum of 42639939's digits is 45
More coming soon!

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The information we have on file for 42639939 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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