220921

220,921 is an odd composite number composed of two prime numbers multiplied together.

What does the number 220921 look like?

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

220921 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 220921:

173 × 1277

See below for interesting mathematical facts about the number 220921 from the Numbermatics database.

Names of 220921

Cardinal: 220921 can be written as Two hundred twenty thousand, nine hundred twenty-one.

Scientific notation

Scientific notation: 2.20921 × 10⁵

Factors of 220921

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 1450

Divisors of 220921

Number of divisors d(n): 4
Complete list of divisors:
1 173 1277 220921
Sum of all divisors σ(n): 222372
Sum of proper divisors (its aliquot sum) s(n): 1451
220921 is a deficient number, because the sum of its proper divisors (1451) is less than itself. Its deficiency is 219470

Bases of 220921

Binary: 110101111011111001₂
Hexadecimal: 0x35EF9
Base-36: 4QGP

Squares and roots of 220921

220921 squared (220921²) is 48806088241
220921 cubed (220921³) is 10782289820289961
The square root of 220921 is 470.0223398947
The cube root of 220921 is 60.4522310361

Scales and comparisons

How big is 220921?

220,921 seconds is equal to 2 days, 13 hours, 22 minutes, 1 second.
To count from 1 to 220,921 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 220921 cubic inches would be around 5 feet tall.

Recreational maths with 220921

220921 backwards is 129022
The number of decimal digits it has is: 6
The sum of 220921's digits is 16
More coming soon!

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The information we have on file for 220921 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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