125809

125,809 is an odd composite number composed of two prime numbers multiplied together.

What does the number 125809 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

125809 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 125809:

97 × 1297

See below for interesting mathematical facts about the number 125809 from the Numbermatics database.

Names of 125809

Cardinal: 125809 can be written as One hundred twenty-five thousand, eight hundred nine.

Scientific notation

Scientific notation: 1.25809 × 10⁵

Factors of 125809

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 1394

Divisors of 125809

Number of divisors d(n): 4
Complete list of divisors:
1 97 1297 125809
Sum of all divisors σ(n): 127204
Sum of proper divisors (its aliquot sum) s(n): 1395
125809 is a deficient number, because the sum of its proper divisors (1395) is less than itself. Its deficiency is 124414

Bases of 125809

Binary: 11110101101110001₂
Hexadecimal: 0x1EB71
Base-36: 2P2P

Squares and roots of 125809

125809 squared (125809²) is 15827904481
125809 cubed (125809³) is 1991292834850129
The square root of 125809 is 354.6956441797
The cube root of 125809 is 50.1076347953

Scales and comparisons

How big is 125809?

125,809 seconds is equal to 1 day, 10 hours, 56 minutes, 49 seconds.
To count from 1 to 125,809 would take you about ten hours.

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 125809 cubic inches would be around 4.2 feet tall.

Recreational maths with 125809

125809 backwards is 908521
The number of decimal digits it has is: 6
The sum of 125809's digits is 25
More coming soon!

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The information we have on file for 125809 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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