221355

221,355 is an odd composite number composed of three prime numbers multiplied together.

What does the number 221355 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

221355 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 221355:

3² × 5 × 4919

(3 × 3 × 5 × 4919)

See below for interesting mathematical facts about the number 221355 from the Numbermatics database.

Names of 221355

Cardinal: 221355 can be written as Two hundred twenty-one thousand, three hundred fifty-five.

Scientific notation

Scientific notation: 2.21355 × 10⁵

Factors of 221355

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 4927

Divisors of 221355

Number of divisors d(n): 12
Complete list of divisors:
1 3 5 9 15 45 4919 14757 24595 44271 73785 221355
Sum of all divisors σ(n): 383760
Sum of proper divisors (its aliquot sum) s(n): 162405
221355 is a deficient number, because the sum of its proper divisors (162405) is less than itself. Its deficiency is 58950

Bases of 221355

Binary: 110110000010101011₂
Hexadecimal: 0x360AB
Base-36: 4QSR

Squares and roots of 221355

221355 squared (221355²) is 48998036025
221355 cubed (221355³) is 10845960264313875
The square root of 221355 is 470.4837935573
The cube root of 221355 is 60.4917913413

Scales and comparisons

How big is 221355?

221,355 seconds is equal to 2 days, 13 hours, 29 minutes, 15 seconds.
To count from 1 to 221,355 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 221355 cubic inches would be around 5 feet tall.

Recreational maths with 221355

221355 backwards is 553122
The number of decimal digits it has is: 6
The sum of 221355's digits is 18
More coming soon!

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The information we have on file for 221355 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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