221988125

221,988,125 is an odd composite number composed of three prime numbers multiplied together.

What does the number 221988125 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

221988125 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 221988125:

5⁴ × 17² × 1229

(5 × 5 × 5 × 5 × 17 × 17 × 1229)

See below for interesting mathematical facts about the number 221988125 from the Numbermatics database.

Names of 221988125

Cardinal: 221988125 can be written as Two hundred twenty-one million, nine hundred eighty-eight thousand, one hundred twenty-five.

Scientific notation

Scientific notation: 2.21988125 × 10⁸

Factors of 221988125

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 1251

Divisors of 221988125

Number of divisors d(n): 30
Complete list of divisors:
1 5 17 25 85 125 289 425 625 1229 1445 2125 6145 7225 10625 20893 30725 36125 104465 153625 180625 355181 522325 768125 1775905 2611625 8879525 13058125 44397625 221988125
Sum of all divisors σ(n): 294913410
Sum of proper divisors (its aliquot sum) s(n): 72925285
221988125 is a deficient number, because the sum of its proper divisors (72925285) is less than itself. Its deficiency is 149062840

Bases of 221988125

Binary: 1101001110110100010100011101₂
Hexadecimal: 0xD3B451D
Base-36: 3O5Z4T

Squares and roots of 221988125

221988125 squared (221988125²) is 49278727641015625
221988125 cubed (221988125³) is 10939292351414731689453125
The square root of 221988125 is 14899.2659215143
The cube root of 221988125 is 605.4940981065

Scales and comparisons

How big is 221988125?

221,988,125 seconds is equal to 7 years, 3 weeks, 7 hours, 22 minutes, 5 seconds.
To count from 1 to 221,988,125 would take you about ten years!

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 221988125 cubic inches would be around 50.5 feet tall.

Recreational maths with 221988125

221988125 backwards is 521889122
The number of decimal digits it has is: 9
The sum of 221988125's digits is 38
More coming soon!

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The information we have on file for 221988125 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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