21426219

21,426,219 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21426219 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

21426219 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 21426219:

3² × 37³ × 47

(3 × 3 × 37 × 37 × 37 × 47)

See below for interesting mathematical facts about the number 21426219 from the Numbermatics database.

Names of 21426219

Cardinal: 21426219 can be written as Twenty-one million, four hundred twenty-six thousand, two hundred nineteen.

Scientific notation

Scientific notation: 2.1426219 × 10⁷

Factors of 21426219

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 87

Divisors of 21426219

Number of divisors d(n): 24
Complete list of divisors:
1 3 9 37 47 111 141 333 423 1369 1739 4107 5217 12321 15651 50653 64343 151959 193029 455877 579087 2380691 7142073 21426219
Sum of all divisors σ(n): 32485440
Sum of proper divisors (its aliquot sum) s(n): 11059221
21426219 is a deficient number, because the sum of its proper divisors (11059221) is less than itself. Its deficiency is 10366998

Bases of 21426219

Binary: 1010001101111000000101011₂
Hexadecimal: 0x146F02B
Base-36: CR8KR

Squares and roots of 21426219

21426219 squared (21426219²) is 459082860635961
21426219 cubed (21426219³) is 9836409911132579661459
The square root of 21426219 is 4628.8464005623
The cube root of 21426219 is 277.7464477317

Scales and comparisons

How big is 21426219?

21,426,219 seconds is equal to 35 weeks, 2 days, 23 hours, 43 minutes, 39 seconds.
To count from 1 to 21,426,219 would take you about twenty-three 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 21426219 cubic inches would be around 23.1 feet tall.

Recreational maths with 21426219

21426219 backwards is 91262412
The number of decimal digits it has is: 8
The sum of 21426219's digits is 27
More coming soon!

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The information we have on file for 21426219 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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