21346542

21,346,542 is an even composite number composed of five prime numbers multiplied together.

What does the number 21346542 look like?

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

21346542 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 21346542:

2 × 3² × 7 × 191 × 887

(2 × 3 × 3 × 7 × 191 × 887)

See below for interesting mathematical facts about the number 21346542 from the Numbermatics database.

Names of 21346542

Cardinal: 21346542 can be written as Twenty-one million, three hundred forty-six thousand, five hundred forty-two.

Scientific notation

Scientific notation: 2.1346542 × 10⁷

Factors of 21346542

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 1090

Divisors of 21346542

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 7 9 14 18 21 42 63 126 191 382 573 887 1146 1337 1719 1774 2661 2674 3438 4011 5322 6209 7983 8022 12033 12418 15966 18627 24066 37254 55881 111762 169417 338834 508251 1016502 1185919 1524753 2371838 3049506 3557757 7115514 10673271 21346542
Sum of all divisors σ(n): 53194752
Sum of proper divisors (its aliquot sum) s(n): 31848210
21346542 is an abundant number, because the sum of its proper divisors (31848210) is greater than itself. Its abundance is 10501668

Bases of 21346542

Binary: 1010001011011100011101110₂
Hexadecimal: 0x145B8EE
Base-36: CPJ3I

Squares and roots of 21346542

21346542 squared (21346542²) is 455674855357764
21346542 cubed (21346542³) is 9727082438238434252088
The square root of 21346542 is 4620.2318123661
The cube root of 21346542 is 277.4017377931

Scales and comparisons

How big is 21346542?

21,346,542 seconds is equal to 35 weeks, 2 days, 1 hour, 35 minutes, 42 seconds.
To count from 1 to 21,346,542 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 21346542 cubic inches would be around 23.1 feet tall.

Recreational maths with 21346542

21346542 backwards is 24564312
The number of decimal digits it has is: 8
The sum of 21346542's digits is 27
More coming soon!

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The information we have on file for 21346542 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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