139429439

139,429,439 is an odd composite number composed of two prime numbers multiplied together.

What does the number 139429439 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

139429439 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 139429439:

257² × 2111

(257 × 257 × 2111)

See below for interesting mathematical facts about the number 139429439 from the Numbermatics database.

Names of 139429439

Cardinal: 139429439 can be written as One hundred thirty-nine million, four hundred twenty-nine thousand, four hundred thirty-nine.

Scientific notation

Scientific notation: 1.39429439 × 10⁸

Factors of 139429439

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 2368

Divisors of 139429439

Number of divisors d(n): 6
Complete list of divisors:
1 257 2111 66049 542527 139429439
Sum of all divisors σ(n): 140040384
Sum of proper divisors (its aliquot sum) s(n): 610945
139429439 is a deficient number, because the sum of its proper divisors (610945) is less than itself. Its deficiency is 138818494

Bases of 139429439

Binary: 1000010011111000011000111111₂
Hexadecimal: 0x84F863F
Base-36: 2B0GFZ

Squares and roots of 139429439

139429439 squared (139429439²) is 19440568459854721
139429439 cubed (139429439³) is 2710587554198637770531519
The square root of 139429439 is 11808.0243478747
The cube root of 139429439 is 518.5430605567

Scales and comparisons

How big is 139429439?

139,429,439 seconds is equal to 4 years, 22 weeks, 3 days, 18 hours, 23 minutes, 59 seconds.
To count from 1 to 139,429,439 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 139429439 cubic inches would be around 43.2 feet tall.

Recreational maths with 139429439

139429439 backwards is 934924931
The number of decimal digits it has is: 9
The sum of 139429439's digits is 44
More coming soon!

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The information we have on file for 139429439 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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