19428129

19,428,129 is an odd composite number composed of three prime numbers multiplied together.

What does the number 19428129 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

19428129 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 19428129:

3² × 7 × 308383

(3 × 3 × 7 × 308383)

See below for interesting mathematical facts about the number 19428129 from the Numbermatics database.

Names of 19428129

Cardinal: 19428129 can be written as Nineteen million, four hundred twenty-eight thousand, one hundred twenty-nine.

Scientific notation

Scientific notation: 1.9428129 × 10⁷

Factors of 19428129

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 308393

Divisors of 19428129

Number of divisors d(n): 12
Complete list of divisors:
1 3 7 9 21 63 308383 925149 2158681 2775447 6476043 19428129
Sum of all divisors σ(n): 32071936
Sum of proper divisors (its aliquot sum) s(n): 12643807
19428129 is a deficient number, because the sum of its proper divisors (12643807) is less than itself. Its deficiency is 6784322

Bases of 19428129

Binary: 1001010000111001100100001₂
Hexadecimal: 0x1287321
Base-36: BKEU9

Squares and roots of 19428129

19428129 squared (19428129²) is 377452196440641
19428129 cubed (19428129³) is 7333189963782114190689
The square root of 19428129 is 4407.7351326957
The cube root of 19428129 is 268.8295424189

Scales and comparisons

How big is 19428129?

19,428,129 seconds is equal to 32 weeks, 20 hours, 42 minutes, 9 seconds.
To count from 1 to 19,428,129 would take you about forty-eight 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 19428129 cubic inches would be around 22.4 feet tall.

Recreational maths with 19428129

19428129 backwards is 92182491
The number of decimal digits it has is: 8
The sum of 19428129's digits is 36
More coming soon!

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The information we have on file for 19428129 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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