21454389

21,454,389 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21454389 look like?

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

21454389 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21454389:

3⁴ × 11³ × 199

(3 × 3 × 3 × 3 × 11 × 11 × 11 × 199)

See below for interesting mathematical facts about the number 21454389 from the Numbermatics database.

Names of 21454389

Cardinal: 21454389 can be written as Twenty-one million, four hundred fifty-four thousand, three hundred eighty-nine.

Scientific notation

Scientific notation: 2.1454389 × 10⁷

Factors of 21454389

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 213

Divisors of 21454389

Number of divisors d(n): 40
Complete list of divisors:
1 3 9 11 27 33 81 99 121 199 297 363 597 891 1089 1331 1791 2189 3267 3993 5373 6567 9801 11979 16119 19701 24079 35937 59103 72237 107811 177309 216711 264869 650133 794607 1950399 2383821 7151463 21454389
Sum of all divisors σ(n): 35428800
Sum of proper divisors (its aliquot sum) s(n): 13974411
21454389 is a deficient number, because the sum of its proper divisors (13974411) is less than itself. Its deficiency is 7479978

Bases of 21454389

Binary: 1010001110101111000110101₂
Hexadecimal: 0x1475E35
Base-36: CRUB9

Squares and roots of 21454389

21454389 squared (21454389²) is 460290807363321
21454389 cubed (21454389³) is 9875258034296753065869
The square root of 21454389 is 4631.8882758547
The cube root of 21454389 is 277.8681162823

Scales and comparisons

How big is 21454389?

21,454,389 seconds is equal to 35 weeks, 3 days, 7 hours, 33 minutes, 9 seconds.
To count from 1 to 21,454,389 would take you about eleven hours!

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 21454389 cubic inches would be around 23.2 feet tall.

Recreational maths with 21454389

21454389 backwards is 98345412
The number of decimal digits it has is: 8
The sum of 21454389's digits is 36
More coming soon!

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The information we have on file for 21454389 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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