21127149

21,127,149 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21127149 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

21127149 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 21127149:

3⁶ × 73 × 397

(3 × 3 × 3 × 3 × 3 × 3 × 73 × 397)

See below for interesting mathematical facts about the number 21127149 from the Numbermatics database.

Names of 21127149

Cardinal: 21127149 can be written as Twenty-one million, one hundred twenty-seven thousand, one hundred forty-nine.

Scientific notation

Scientific notation: 2.1127149 × 10⁷

Factors of 21127149

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 473

Divisors of 21127149

Number of divisors d(n): 28
Complete list of divisors:
1 3 9 27 73 81 219 243 397 657 729 1191 1971 3573 5913 10719 17739 28981 32157 53217 86943 96471 260829 289413 782487 2347461 7042383 21127149
Sum of all divisors σ(n): 32191036
Sum of proper divisors (its aliquot sum) s(n): 11063887
21127149 is a deficient number, because the sum of its proper divisors (11063887) is less than itself. Its deficiency is 10063262

Bases of 21127149

Binary: 1010000100101111111101101₂
Hexadecimal: 0x1425FED
Base-36: CKTT9

Squares and roots of 21127149

21127149 squared (21127149²) is 446356424868201
21127149 cubed (21127149³) is 9430238695297787888949
The square root of 21127149 is 4596.4278521477
The cube root of 21127149 is 276.4481142021

Scales and comparisons

How big is 21127149?

21,127,149 seconds is equal to 34 weeks, 6 days, 12 hours, 39 minutes, 9 seconds.
To count from 1 to 21,127,149 would take you about two 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 21127149 cubic inches would be around 23 feet tall.

Recreational maths with 21127149

21127149 backwards is 94172112
21127149 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21127149's digits is 27
More coming soon!

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The information we have on file for 21127149 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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