21452470

21,452,470 is an even composite number composed of five prime numbers multiplied together.

What does the number 21452470 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21452470 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21452470:

2 × 5 × 13 × 17² × 571

(2 × 5 × 13 × 17 × 17 × 571)

See below for interesting mathematical facts about the number 21452470 from the Numbermatics database.

Names of 21452470

Cardinal: 21452470 can be written as Twenty-one million, four hundred fifty-two thousand, four hundred seventy.

Scientific notation

Scientific notation: 2.145247 × 10⁷

Factors of 21452470

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 608

Divisors of 21452470

Number of divisors d(n): 48
Complete list of divisors:
1 2 5 10 13 17 26 34 65 85 130 170 221 289 442 571 578 1105 1142 1445 2210 2855 2890 3757 5710 7423 7514 9707 14846 18785 19414 37115 37570 48535 74230 97070 126191 165019 252382 330038 630955 825095 1261910 1650190 2145247 4290494 10726235 21452470
Sum of all divisors σ(n): 44252208
Sum of proper divisors (its aliquot sum) s(n): 22799738
21452470 is an abundant number, because the sum of its proper divisors (22799738) is greater than itself. Its abundance is 1347268

Bases of 21452470

Binary: 1010001110101011010110110₂
Hexadecimal: 0x14756B6
Base-36: CRSTY

Squares and roots of 21452470

21452470 squared (21452470²) is 460208469100900
21452470 cubed (21452470³) is 9872608377132984223000
The square root of 21452470 is 4631.6811202845
The cube root of 21452470 is 277.8598313447

Scales and comparisons

How big is 21452470?

21,452,470 seconds is equal to 35 weeks, 3 days, 7 hours, 1 minute, 10 seconds.
To count from 1 to 21,452,470 would take you about ten 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 21452470 cubic inches would be around 23.2 feet tall.

Recreational maths with 21452470

21452470 backwards is 07425412
The number of decimal digits it has is: 8
The sum of 21452470's digits is 25
More coming soon!

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The information we have on file for 21452470 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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