28438470

28,438,470 is an even composite number composed of five prime numbers multiplied together.

What does the number 28438470 look like?

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

28438470 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 28438470:

2 × 3² × 5 × 31 × 10193

(2 × 3 × 3 × 5 × 31 × 10193)

See below for interesting mathematical facts about the number 28438470 from the Numbermatics database.

Names of 28438470

Cardinal: 28438470 can be written as Twenty-eight million, four hundred thirty-eight thousand, four hundred seventy.

Scientific notation

Scientific notation: 2.843847 × 10⁷

Factors of 28438470

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 10234

Divisors of 28438470

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 31 45 62 90 93 155 186 279 310 465 558 930 1395 2790 10193 20386 30579 50965 61158 91737 101930 152895 183474 305790 315983 458685 631966 917370 947949 1579915 1895898 2843847 3159830 4739745 5687694 9479490 14219235 28438470
Sum of all divisors σ(n): 76332672
Sum of proper divisors (its aliquot sum) s(n): 47894202
28438470 is an abundant number, because the sum of its proper divisors (47894202) is greater than itself. Its abundance is 19455732

Bases of 28438470

Binary: 1101100011110111111000110₂
Hexadecimal: 0x1B1EFC6
Base-36: GXJ9I

Squares and roots of 28438470

28438470 squared (28438470²) is 808746575940900
28438470 cubed (28438470³) is 22999515237498006423000
The square root of 28438470 is 5332.7731997527
The cube root of 28438470 is 305.2357578771

Scales and comparisons

How big is 28438470?

28,438,470 seconds is equal to 47 weeks, 3 hours, 34 minutes, 30 seconds.
To count from 1 to 28,438,470 would take you about eighteen weeks!

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 28438470 cubic inches would be around 25.4 feet tall.

Recreational maths with 28438470

28438470 backwards is 07483482
The number of decimal digits it has is: 8
The sum of 28438470's digits is 36
More coming soon!

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The information we have on file for 28438470 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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