139493421

139,493,421 is an odd composite number composed of three prime numbers multiplied together.

What does the number 139493421 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

139493421 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 139493421:

3⁹ × 19 × 373

(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 19 × 373)

See below for interesting mathematical facts about the number 139493421 from the Numbermatics database.

Names of 139493421

Cardinal: 139493421 can be written as One hundred thirty-nine million, four hundred ninety-three thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 1.39493421 × 10⁸

Factors of 139493421

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 11
Sum of prime factors: 395

Divisors of 139493421

Number of divisors d(n): 40
Complete list of divisors:
1 3 9 19 27 57 81 171 243 373 513 729 1119 1539 2187 3357 4617 6561 7087 10071 13851 19683 21261 30213 41553 63783 90639 124659 191349 271917 373977 574047 815751 1722141 2447253 5166423 7341759 15499269 46497807 139493421
Sum of all divisors σ(n): 220839520
Sum of proper divisors (its aliquot sum) s(n): 81346099
139493421 is a deficient number, because the sum of its proper divisors (81346099) is less than itself. Its deficiency is 58147322

Bases of 139493421

Binary: 1000010100001000000000101101₂
Hexadecimal: 0x850802D
Base-36: 2B1TT9

Squares and roots of 139493421

139493421 squared (139493421²) is 19458414502283241
139493421 cubed (139493421³) is 2714320806159501598057461
The square root of 139493421 is 11810.7332964553
The cube root of 139493421 is 518.6223655411

Scales and comparisons

How big is 139493421?

139,493,421 seconds is equal to 4 years, 22 weeks, 4 days, 12 hours, 10 minutes, 21 seconds.
To count from 1 to 139,493,421 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 139493421 cubic inches would be around 43.2 feet tall.

Recreational maths with 139493421

139493421 backwards is 124394931
The number of decimal digits it has is: 9
The sum of 139493421's digits is 36
More coming soon!

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The information we have on file for 139493421 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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