189921

189,921 is an odd composite number composed of four prime numbers multiplied together.

What does the number 189921 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

189921 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 189921:

3 × 29 × 37 × 59

See below for interesting mathematical facts about the number 189921 from the Numbermatics database.

Names of 189921

Cardinal: 189921 can be written as One hundred eighty-nine thousand, nine hundred twenty-one.

Scientific notation

Scientific notation: 1.89921 × 10⁵

Factors of 189921

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 128

Divisors of 189921

Number of divisors d(n): 16
Complete list of divisors:
1 3 29 37 59 87 111 177 1073 1711 2183 3219 5133 6549 63307 189921
Sum of all divisors σ(n): 273600
Sum of proper divisors (its aliquot sum) s(n): 83679
189921 is a deficient number, because the sum of its proper divisors (83679) is less than itself. Its deficiency is 106242

Bases of 189921

Binary: 101110010111100001₂
Hexadecimal: 0x2E5E1
Base-36: 42JL

Squares and roots of 189921

189921 squared (189921²) is 36069986241
189921 cubed (189921³) is 6850447856876961
The square root of 189921 is 435.7992657177
The cube root of 189921 is 57.4810019153

Scales and comparisons

How big is 189921?

189,921 seconds is equal to 2 days, 4 hours, 45 minutes, 21 seconds.
To count from 1 to 189,921 would take you about two days.

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 189921 cubic inches would be around 4.8 feet tall.

Recreational maths with 189921

189921 backwards is 129981
The number of decimal digits it has is: 6
The sum of 189921's digits is 30
More coming soon!

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The information we have on file for 189921 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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