21361152

21,361,152 is an even composite number composed of three prime numbers multiplied together.

What does the number 21361152 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

21361152 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21361152:

2⁹ × 3 × 13907

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13907)

See below for interesting mathematical facts about the number 21361152 from the Numbermatics database.

Names of 21361152

Cardinal: 21361152 can be written as Twenty-one million, three hundred sixty-one thousand, one hundred fifty-two.

Scientific notation

Scientific notation: 2.1361152 × 10⁷

Factors of 21361152

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 11
Sum of prime factors: 13912

Divisors of 21361152

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 13907 27814 41721 55628 83442 111256 166884 222512 333768 445024 667536 890048 1335072 1780096 2670144 3560192 5340288 7120384 10680576 21361152
Sum of all divisors σ(n): 56911536
Sum of proper divisors (its aliquot sum) s(n): 35550384
21361152 is an abundant number, because the sum of its proper divisors (35550384) is greater than itself. Its abundance is 14189232

Bases of 21361152

Binary: 1010001011111001000000000₂
Hexadecimal: 0x145F200
Base-36: CPUDC

Squares and roots of 21361152

21361152 squared (21361152²) is 456298814767104
21361152 cubed (21361152³) is 9747068339659953143808
The square root of 21361152 is 4621.8126314251
The cube root of 21361152 is 277.4650097915

Scales and comparisons

How big is 21361152?

21,361,152 seconds is equal to 35 weeks, 2 days, 5 hours, 39 minutes, 12 seconds.
To count from 1 to 21,361,152 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 21361152 cubic inches would be around 23.1 feet tall.

Recreational maths with 21361152

21361152 backwards is 25116312
The number of decimal digits it has is: 8
The sum of 21361152's digits is 21
More coming soon!

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The information we have on file for 21361152 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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