129997

129,997 is an odd composite number composed of two prime numbers multiplied together.

What does the number 129997 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

129997 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 129997:

7³ × 379

(7 × 7 × 7 × 379)

See below for interesting mathematical facts about the number 129997 from the Numbermatics database.

Names of 129997

Cardinal: 129997 can be written as One hundred twenty-nine thousand, nine hundred ninety-seven.

Scientific notation

Scientific notation: 1.29997 × 10⁵

Factors of 129997

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 386

Divisors of 129997

Number of divisors d(n): 8
Complete list of divisors:
1 7 49 343 379 2653 18571 129997
Sum of all divisors σ(n): 152000
Sum of proper divisors (its aliquot sum) s(n): 22003
129997 is a deficient number, because the sum of its proper divisors (22003) is less than itself. Its deficiency is 107994

Bases of 129997

Binary: 11111101111001101₂
Hexadecimal: 0x1FBCD
Base-36: 2SB1

Squares and roots of 129997

129997 squared (129997²) is 16899220009
129997 cubed (129997³) is 2196847903509973
The square root of 129997 is 360.5509672709
The cube root of 129997 is 50.6575805113

Scales and comparisons

How big is 129997?

129,997 seconds is equal to 1 day, 12 hours, 6 minutes, 37 seconds.
To count from 1 to 129,997 would take you about twelve 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 129997 cubic inches would be around 4.2 feet tall.

Recreational maths with 129997

129997 backwards is 799921
The number of decimal digits it has is: 6
The sum of 129997's digits is 37
More coming soon!

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The information we have on file for 129997 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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