42128289

42,128,289 is an odd composite number composed of three prime numbers multiplied together.

What does the number 42128289 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

42128289 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 42128289:

3³ × 7³ × 4549

(3 × 3 × 3 × 7 × 7 × 7 × 4549)

See below for interesting mathematical facts about the number 42128289 from the Numbermatics database.

Names of 42128289

Cardinal: 42128289 can be written as Forty-two million, one hundred twenty-eight thousand, two hundred eighty-nine.

Scientific notation

Scientific notation: 4.2128289 × 10⁷

Factors of 42128289

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 4559

Divisors of 42128289

Number of divisors d(n): 32
Complete list of divisors:
1 3 7 9 21 27 49 63 147 189 343 441 1029 1323 3087 4549 9261 13647 31843 40941 95529 122823 222901 286587 668703 859761 1560307 2006109 4680921 6018327 14042763 42128289
Sum of all divisors σ(n): 72800000
Sum of proper divisors (its aliquot sum) s(n): 30671711
42128289 is a deficient number, because the sum of its proper divisors (30671711) is less than itself. Its deficiency is 11456578

Bases of 42128289

Binary: 10100000101101001110100001₂
Hexadecimal: 0x282D3A1
Base-36: P2YE9

Squares and roots of 42128289

42128289 squared (42128289²) is 1774792734067521
42128289 cubed (42128289³) is 74768981215896670201569
The square root of 42128289 is 6490.6308630209
The cube root of 42128289 is 347.9562221981

Scales and comparisons

How big is 42128289?

42,128,289 seconds is equal to 1 year, 17 weeks, 4 days, 14 hours, 18 minutes, 9 seconds.
To count from 1 to 42,128,289 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 42128289 cubic inches would be around 29 feet tall.

Recreational maths with 42128289

42128289 backwards is 98282124
The number of decimal digits it has is: 8
The sum of 42128289's digits is 36
More coming soon!

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The information we have on file for 42128289 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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