21220250

21,220,250 is an even composite number composed of four prime numbers multiplied together.

What does the number 21220250 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

21220250 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21220250:

2 × 5³ × 17 × 4993

(2 × 5 × 5 × 5 × 17 × 4993)

See below for interesting mathematical facts about the number 21220250 from the Numbermatics database.

Names of 21220250

Cardinal: 21220250 can be written as Twenty-one million, two hundred twenty thousand, two hundred fifty.

Scientific notation

Scientific notation: 2.122025 × 10⁷

Factors of 21220250

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 5017

Divisors of 21220250

Number of divisors d(n): 32
Complete list of divisors:
1 2 5 10 17 25 34 50 85 125 170 250 425 850 2125 4250 4993 9986 24965 49930 84881 124825 169762 249650 424405 624125 848810 1248250 2122025 4244050 10610125 21220250
Sum of all divisors σ(n): 42069456
Sum of proper divisors (its aliquot sum) s(n): 20849206
21220250 is a deficient number, because the sum of its proper divisors (20849206) is less than itself. Its deficiency is 371044

Bases of 21220250

Binary: 1010000111100101110011010₂
Hexadecimal: 0x143CB9A
Base-36: CMTNE

Squares and roots of 21220250

21220250 squared (21220250²) is 450299010062500
21220250 cubed (21220250³) is 9555457568278765625000
The square root of 21220250 is 4606.5442579009
The cube root of 21220250 is 276.8535937773

Scales and comparisons

How big is 21220250?

21,220,250 seconds is equal to 35 weeks, 14 hours, 30 minutes, 50 seconds.
To count from 1 to 21,220,250 would take you about four 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 21220250 cubic inches would be around 23.1 feet tall.

Recreational maths with 21220250

21220250 backwards is 05202212
The number of decimal digits it has is: 8
The sum of 21220250's digits is 14
More coming soon!

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The information we have on file for 21220250 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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