21180164

21,180,164 is an even composite number composed of three prime numbers multiplied together.

What does the number 21180164 look like?

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

21180164 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 21180164:

2² × 17 × 311473

(2 × 2 × 17 × 311473)

See below for interesting mathematical facts about the number 21180164 from the Numbermatics database.

Names of 21180164

Cardinal: 21180164 can be written as Twenty-one million, one hundred eighty thousand, one hundred sixty-four.

Scientific notation

Scientific notation: 2.1180164 × 10⁷

Factors of 21180164

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 311492

Divisors of 21180164

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 17 34 68 311473 622946 1245892 5295041 10590082 21180164
Sum of all divisors σ(n): 39245724
Sum of proper divisors (its aliquot sum) s(n): 18065560
21180164 is a deficient number, because the sum of its proper divisors (18065560) is less than itself. Its deficiency is 3114604

Bases of 21180164

Binary: 1010000110010111100000100₂
Hexadecimal: 0x1432F04
Base-36: CLYPW

Squares and roots of 21180164

21180164 squared (21180164²) is 448599347066896
21180164 cubed (21180164³) is 9501407741169776250944
The square root of 21180164 is 4602.1912172355
The cube root of 21180164 is 276.6791542887

Scales and comparisons

How big is 21180164?

21,180,164 seconds is equal to 35 weeks, 3 hours, 22 minutes, 44 seconds.
To count from 1 to 21,180,164 would take you about three 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 21180164 cubic inches would be around 23.1 feet tall.

Recreational maths with 21180164

21180164 backwards is 46108112
The number of decimal digits it has is: 8
The sum of 21180164's digits is 23
More coming soon!

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The information we have on file for 21180164 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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