66872

66,872 is an even composite number composed of three prime numbers multiplied together.

What does the number 66872 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

66872 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 66872:

2³ × 13 × 643

(2 × 2 × 2 × 13 × 643)

See below for interesting mathematical facts about the number 66872 from the Numbermatics database.

Names of 66872

Cardinal: 66872 can be written as Sixty-six thousand, eight hundred seventy-two.

Scientific notation

Scientific notation: 6.6872 × 10⁴

Factors of 66872

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 658

Divisors of 66872

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 13 26 52 104 643 1286 2572 5144 8359 16718 33436 66872
Sum of all divisors σ(n): 135240
Sum of proper divisors (its aliquot sum) s(n): 68368
66872 is an abundant number, because the sum of its proper divisors (68368) is greater than itself. Its abundance is 1496

Bases of 66872

Binary: 10000010100111000₂
Hexadecimal: 0x10538
Base-36: 1FLK

Squares and roots of 66872

66872 squared (66872²) is 4471864384
66872 cubed (66872³) is 299042515086848
The square root of 66872 is 258.5962103357
The cube root of 66872 is 40.5895999311

Scales and comparisons

How big is 66872?

66,872 seconds is equal to 18 hours, 34 minutes, 32 seconds.
To count from 1 to 66,872 would take you about eighteen 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 66872 cubic inches would be around 3.4 feet tall.

Recreational maths with 66872

66872 backwards is 27866
The number of decimal digits it has is: 5
The sum of 66872's digits is 29
More coming soon!

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The information we have on file for 66872 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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