47840

47,840 is an even composite number composed of four prime numbers multiplied together.

What does the number 47840 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

47840 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 47840:

2⁵ × 5 × 13 × 23

(2 × 2 × 2 × 2 × 2 × 5 × 13 × 23)

See below for interesting mathematical facts about the number 47840 from the Numbermatics database.

Names of 47840

Cardinal: 47840 can be written as Forty-seven thousand, eight hundred forty.

Scientific notation

Scientific notation: 4.784 × 10⁴

Factors of 47840

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 43

Divisors of 47840

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 13 16 20 23 26 32 40 46 52 65 80 92 104 115 130 160 184 208 230 260 299 368 416 460 520 598 736 920 1040 1196 1495 1840 2080 2392 2990 3680 4784 5980 9568 11960 23920 47840
Sum of all divisors σ(n): 127008
Sum of proper divisors (its aliquot sum) s(n): 79168
47840 is an abundant number, because the sum of its proper divisors (79168) is greater than itself. Its abundance is 31328

Bases of 47840

Binary: 1011101011100000₂
Hexadecimal: 0xBAE0
Base-36: 10WW

Squares and roots of 47840

47840 squared (47840²) is 2288665600
47840 cubed (47840³) is 109489762304000
The square root of 47840 is 218.7235698319
The cube root of 47840 is 36.3019864485

Scales and comparisons

How big is 47840?

47,840 seconds is equal to 13 hours, 17 minutes, 20 seconds.
To count from 1 to 47,840 would take you about thirteen 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 47840 cubic inches would be around 3 feet tall.

Recreational maths with 47840

47840 backwards is 04874
47840 is a Harshad number.
The number of decimal digits it has is: 5
The sum of 47840's digits is 23
More coming soon!

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The information we have on file for 47840 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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