815820201

815,820,201 is an odd composite number composed of four prime numbers multiplied together.

What does the number 815820201 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

815820201 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 815820201:

3³ × 7 × 109 × 199²

(3 × 3 × 3 × 7 × 109 × 199 × 199)

See below for interesting mathematical facts about the number 815820201 from the Numbermatics database.

Names of 815820201

Cardinal: 815820201 can be written as Eight hundred fifteen million, eight hundred twenty thousand, two hundred one.

Scientific notation

Scientific notation: 8.15820201 × 10⁸

Factors of 815820201

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 318

Divisors of 815820201

Number of divisors d(n): 48
Complete list of divisors:
1 3 7 9 21 27 63 109 189 199 327 597 763 981 1393 1791 2289 2943 4179 5373 6867 12537 20601 21691 37611 39601 65073 118803 151837 195219 277207 356409 455511 585657 831621 1069227 1366533 2494863 4099599 4316509 7484589 12949527 30215563 38848581 90646689 116545743 271940067 815820201
Sum of all divisors σ(n): 1400995200
Sum of proper divisors (its aliquot sum) s(n): 585174999
815820201 is a deficient number, because the sum of its proper divisors (585174999) is less than itself. Its deficiency is 230645202

Bases of 815820201

Binary: 110000101000000110110110101001₂
Hexadecimal: 0x30A06DA9
Base-36: DHPUW9

Squares and roots of 815820201

815820201 squared (815820201²) is 665562600359680401
815820201 cubed (815820201³) is 542979414403517137039580601
The square root of 815820201 is 28562.5664288069
The cube root of 815820201 is 934.3971066399

Scales and comparisons

How big is 815820201?

815,820,201 seconds is equal to 25 years, 48 weeks, 6 days, 8 hours, 43 minutes, 21 seconds.
To count from 1 to 815,820,201 would take you about thirty-eight 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 815820201 cubic inches would be around 77.9 feet tall.

Recreational maths with 815820201

815820201 backwards is 102028518
815820201 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 815820201's digits is 27
More coming soon!

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The information we have on file for 815820201 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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