42729472

42,729,472 is an even composite number composed of two prime numbers multiplied together.

What does the number 42729472 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 38 divisors.

42729472 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of thirty-eight divisors.

Prime factorization of 42729472:

2¹⁸ × 163

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 163)

See below for interesting mathematical facts about the number 42729472 from the Numbermatics database.

Names of 42729472

Cardinal: 42729472 can be written as Forty-two million, seven hundred twenty-nine thousand, four hundred seventy-two.

Scientific notation

Scientific notation: 4.2729472 × 10⁷

Factors of 42729472

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 19
Sum of prime factors: 165

Divisors of 42729472

Number of divisors d(n): 38
Complete list of divisors:
1 2 4 8 16 32 64 128 163 256 326 512 652 1024 1304 2048 2608 4096 5216 8192 10432 16384 20864 32768 41728 65536 83456 131072 166912 262144 333824 667648 1335296 2670592 5341184 10682368 21364736 42729472
Sum of all divisors σ(n): 85983068
Sum of proper divisors (its aliquot sum) s(n): 43253596
42729472 is an abundant number, because the sum of its proper divisors (43253596) is greater than itself. Its abundance is 524124

Bases of 42729472

Binary: 10100011000000000000000000₂
Hexadecimal: 0x28C0000
Base-36: PFU9S

Squares and roots of 42729472

42729472 squared (42729472²) is 1825807777398784
42729472 cubed (42729472³) is 78015802301743573762048
The square root of 42729472 is 6536.7784114195
The cube root of 42729472 is 349.6035565621

Scales and comparisons

How big is 42729472?

42,729,472 seconds is equal to 1 year, 18 weeks, 4 days, 13 hours, 17 minutes, 52 seconds.
To count from 1 to 42,729,472 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 42729472 cubic inches would be around 29.1 feet tall.

Recreational maths with 42729472

42729472 backwards is 27492724
The number of decimal digits it has is: 8
The sum of 42729472's digits is 37
More coming soon!

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The information we have on file for 42729472 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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