21340420

21,340,420 is an even composite number composed of five prime numbers multiplied together.

What does the number 21340420 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21340420 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21340420:

2² × 5 × 19 × 89 × 631

(2 × 2 × 5 × 19 × 89 × 631)

See below for interesting mathematical facts about the number 21340420 from the Numbermatics database.

Names of 21340420

Cardinal: 21340420 can be written as Twenty-one million, three hundred forty thousand, four hundred twenty.

Scientific notation

Scientific notation: 2.134042 × 10⁷

Factors of 21340420

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 746

Divisors of 21340420

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 10 19 20 38 76 89 95 178 190 356 380 445 631 890 1262 1691 1780 2524 3155 3382 6310 6764 8455 11989 12620 16910 23978 33820 47956 56159 59945 112318 119890 224636 239780 280795 561590 1067021 1123180 2134042 4268084 5335105 10670210 21340420
Sum of all divisors σ(n): 47779200
Sum of proper divisors (its aliquot sum) s(n): 26438780
21340420 is an abundant number, because the sum of its proper divisors (26438780) is greater than itself. Its abundance is 5098360

Bases of 21340420

Binary: 1010001011010000100000100₂
Hexadecimal: 0x145A104
Base-36: CPEDG

Squares and roots of 21340420

21340420 squared (21340420²) is 455413525776400
21340420 cubed (21340420³) is 9718715913749202088000
The square root of 21340420 is 4619.5692439881
The cube root of 21340420 is 277.3752164669

Scales and comparisons

How big is 21340420?

21,340,420 seconds is equal to 35 weeks, 1 day, 23 hours, 53 minutes, 40 seconds.
To count from 1 to 21,340,420 would take you about six 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 21340420 cubic inches would be around 23.1 feet tall.

Recreational maths with 21340420

21340420 backwards is 02404312
The number of decimal digits it has is: 8
The sum of 21340420's digits is 16
More coming soon!

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The information we have on file for 21340420 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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