428169291

428,169,291 is an odd composite number composed of five prime numbers multiplied together.

What does the number 428169291 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

428169291 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 428169291:

3 × 11 × 37 × 173 × 2027

See below for interesting mathematical facts about the number 428169291 from the Numbermatics database.

Names of 428169291

Cardinal: 428169291 can be written as Four hundred twenty-eight million, one hundred sixty-nine thousand, two hundred ninety-one.

Scientific notation

Scientific notation: 4.28169291 × 10⁸

Factors of 428169291

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 2251

Divisors of 428169291

Number of divisors d(n): 32
Complete list of divisors:
1 3 11 33 37 111 173 407 519 1221 1903 2027 5709 6081 6401 19203 22297 66891 70411 74999 211233 224997 350671 824989 1052013 2474967 3857381 11572143 12974827 38924481 142723097 428169291
Sum of all divisors σ(n): 643638528
Sum of proper divisors (its aliquot sum) s(n): 215469237
428169291 is a deficient number, because the sum of its proper divisors (215469237) is less than itself. Its deficiency is 212700054

Bases of 428169291

Binary: 11001100001010101100001001011₂
Hexadecimal: 0x1985584B
Base-36: 72X5JF

Squares and roots of 428169291

428169291 squared (428169291²) is 183328941755442681
428169291 cubed (428169291³) is 78495823011208188114909171
The square root of 428169291 is 20692.2519557441
The cube root of 428169291 is 753.7115524283

Scales and comparisons

How big is 428169291?

428,169,291 seconds is equal to 13 years, 31 weeks, 6 days, 15 hours, 54 minutes, 51 seconds.
To count from 1 to 428,169,291 would take you about twenty 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 428169291 cubic inches would be around 62.8 feet tall.

Recreational maths with 428169291

428169291 backwards is 192961824
The number of decimal digits it has is: 9
The sum of 428169291's digits is 42
More coming soon!

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The information we have on file for 428169291 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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