221992

221,992 is an even composite number composed of two prime numbers multiplied together.

What does the number 221992 look like?

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

221992 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 221992:

2³ × 27749

(2 × 2 × 2 × 27749)

See below for interesting mathematical facts about the number 221992 from the Numbermatics database.

Names of 221992

Cardinal: 221992 can be written as Two hundred twenty-one thousand, nine hundred ninety-two.

Scientific notation

Scientific notation: 2.21992 × 10⁵

Factors of 221992

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 27751

Divisors of 221992

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 27749 55498 110996 221992
Sum of all divisors σ(n): 416250
Sum of proper divisors (its aliquot sum) s(n): 194258
221992 is a deficient number, because the sum of its proper divisors (194258) is less than itself. Its deficiency is 27734

Bases of 221992

Binary: 110110001100101000₂
Hexadecimal: 0x36328
Base-36: 4RAG

Squares and roots of 221992

221992 squared (221992²) is 49280448064
221992 cubed (221992³) is 10939865226623488
The square root of 221992 is 471.1602699719
The cube root of 221992 is 60.5497621231

Scales and comparisons

How big is 221992?

221,992 seconds is equal to 2 days, 13 hours, 39 minutes, 52 seconds.
To count from 1 to 221,992 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 221992 cubic inches would be around 5 feet tall.

Recreational maths with 221992

221992 backwards is 299122
The number of decimal digits it has is: 6
The sum of 221992's digits is 25
More coming soon!

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The information we have on file for 221992 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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