20400550

20,400,550 is an even composite number composed of three prime numbers multiplied together.

What does the number 20400550 look like?

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

20400550 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 20400550:

2 × 5² × 408011

(2 × 5 × 5 × 408011)

See below for interesting mathematical facts about the number 20400550 from the Numbermatics database.

Names of 20400550

Cardinal: 20400550 can be written as Twenty million, four hundred thousand, five hundred fifty.

Scientific notation

Scientific notation: 2.040055 × 10⁷

Factors of 20400550

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 408018

Divisors of 20400550

Number of divisors d(n): 12
Complete list of divisors:
1 2 5 10 25 50 408011 816022 2040055 4080110 10200275 20400550
Sum of all divisors σ(n): 37945116
Sum of proper divisors (its aliquot sum) s(n): 17544566
20400550 is a deficient number, because the sum of its proper divisors (17544566) is less than itself. Its deficiency is 2855984

Bases of 20400550

Binary: 1001101110100100110100110₂
Hexadecimal: 0x13749A6
Base-36: C595Y

Squares and roots of 20400550

20400550 squared (20400550²) is 416182440302500
20400550 cubed (20400550³) is 8490350682513166375000
The square root of 20400550 is 4516.6968018675
The cube root of 20400550 is 273.2418971705

Scales and comparisons

How big is 20400550?

20,400,550 seconds is equal to 33 weeks, 5 days, 2 hours, 49 minutes, 10 seconds.
To count from 1 to 20,400,550 would take you about fifty weeks!

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 20400550 cubic inches would be around 22.8 feet tall.

Recreational maths with 20400550

20400550 backwards is 05500402
The number of decimal digits it has is: 8
The sum of 20400550's digits is 16
More coming soon!

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The information we have on file for 20400550 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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