221020

221,020 is an even composite number composed of four prime numbers multiplied together.

What does the number 221020 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

221020 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 221020:

2² × 5 × 43 × 257

(2 × 2 × 5 × 43 × 257)

See below for interesting mathematical facts about the number 221020 from the Numbermatics database.

Names of 221020

Cardinal: 221020 can be written as Two hundred twenty-one thousand and twenty.

Scientific notation

Scientific notation: 2.2102 × 10⁵

Factors of 221020

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 307

Divisors of 221020

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 20 43 86 172 215 257 430 514 860 1028 1285 2570 5140 11051 22102 44204 55255 110510 221020
Sum of all divisors σ(n): 476784
Sum of proper divisors (its aliquot sum) s(n): 255764
221020 is an abundant number, because the sum of its proper divisors (255764) is greater than itself. Its abundance is 34744

Bases of 221020

Binary: 110101111101011100₂
Hexadecimal: 0x35F5C
Base-36: 4QJG

Squares and roots of 221020

221020 squared (221020²) is 48849840400
221020 cubed (221020³) is 10796791725208000
The square root of 221020 is 470.1276422419
The cube root of 221020 is 60.4612597193

Scales and comparisons

How big is 221020?

221,020 seconds is equal to 2 days, 13 hours, 23 minutes, 40 seconds.
To count from 1 to 221,020 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 221020 cubic inches would be around 5 feet tall.

Recreational maths with 221020

221020 backwards is 020122
The number of decimal digits it has is: 6
The sum of 221020's digits is 7
More coming soon!

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The information we have on file for 221020 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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