21742460

21,742,460 is an even composite number composed of five prime numbers multiplied together.

What does the number 21742460 look like?

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

21742460 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 21742460:

2² × 5 × 19 × 29 × 1973

(2 × 2 × 5 × 19 × 29 × 1973)

See below for interesting mathematical facts about the number 21742460 from the Numbermatics database.

Names of 21742460

Cardinal: 21742460 can be written as Twenty-one million, seven hundred forty-two thousand, four hundred sixty.

Scientific notation

Scientific notation: 2.174246 × 10⁷

Factors of 21742460

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 2028

Divisors of 21742460

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 10 19 20 29 38 58 76 95 116 145 190 290 380 551 580 1102 1973 2204 2755 3946 5510 7892 9865 11020 19730 37487 39460 57217 74974 114434 149948 187435 228868 286085 374870 572170 749740 1087123 1144340 2174246 4348492 5435615 10871230 21742460
Sum of all divisors σ(n): 49744800
Sum of proper divisors (its aliquot sum) s(n): 28002340
21742460 is an abundant number, because the sum of its proper divisors (28002340) is greater than itself. Its abundance is 6259880

Bases of 21742460

Binary: 1010010111100001101111100₂
Hexadecimal: 0x14BC37C
Base-36: CY0L8

Squares and roots of 21742460

21742460 squared (21742460²) is 472734566851600
21742460 cubed (21742460³) is 10278412410388238936000
The square root of 21742460 is 4662.8810836221
The cube root of 21742460 is 279.1062488495

Scales and comparisons

How big is 21742460?

21,742,460 seconds is equal to 35 weeks, 6 days, 15 hours, 34 minutes, 20 seconds.
To count from 1 to 21,742,460 would take you about six 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 21742460 cubic inches would be around 23.3 feet tall.

Recreational maths with 21742460

21742460 backwards is 06424712
The number of decimal digits it has is: 8
The sum of 21742460's digits is 26
More coming soon!

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The information we have on file for 21742460 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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