42721648

42,721,648 is an even composite number composed of three prime numbers multiplied together.

What does the number 42721648 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

42721648 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 42721648:

2⁴ × 163 × 16381

(2 × 2 × 2 × 2 × 163 × 16381)

See below for interesting mathematical facts about the number 42721648 from the Numbermatics database.

Names of 42721648

Cardinal: 42721648 can be written as Forty-two million, seven hundred twenty-one thousand, six hundred forty-eight.

Scientific notation

Scientific notation: 4.2721648 × 10⁷

Factors of 42721648

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 16546

Divisors of 42721648

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 8 16 163 326 652 1304 2608 16381 32762 65524 131048 262096 2670103 5340206 10680412 21360824 42721648
Sum of all divisors σ(n): 83286088
Sum of proper divisors (its aliquot sum) s(n): 40564440
42721648 is a deficient number, because the sum of its proper divisors (40564440) is less than itself. Its deficiency is 2157208

Bases of 42721648

Binary: 10100010111110000101110000₂
Hexadecimal: 0x28BE170
Base-36: PFO8G

Squares and roots of 42721648

42721648 squared (42721648²) is 1825139207835904
42721648 cubed (42721648³) is 77972954788164332449792
The square root of 42721648 is 6536.1799240841
The cube root of 42721648 is 349.5822171519

Scales and comparisons

How big is 42721648?

42,721,648 seconds is equal to 1 year, 18 weeks, 4 days, 11 hours, 7 minutes, 28 seconds.
To count from 1 to 42,721,648 would take you about two years!

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 42721648 cubic inches would be around 29.1 feet tall.

Recreational maths with 42721648

42721648 backwards is 84612724
The number of decimal digits it has is: 8
The sum of 42721648's digits is 34
More coming soon!

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The information we have on file for 42721648 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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