128442873

128,442,873 is an odd composite number composed of five prime numbers multiplied together.

What does the number 128442873 look like?

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

128442873 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 128442873:

3 × 13² × 37 × 41 × 167

(3 × 13 × 13 × 37 × 41 × 167)

See below for interesting mathematical facts about the number 128442873 from the Numbermatics database.

Names of 128442873

Cardinal: 128442873 can be written as One hundred twenty-eight million, four hundred forty-two thousand, eight hundred seventy-three.

Scientific notation

Scientific notation: 1.28442873 × 10⁸

Factors of 128442873

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 261

Divisors of 128442873

Number of divisors d(n): 48
Complete list of divisors:
1 3 13 37 39 41 111 123 167 169 481 501 507 533 1443 1517 1599 2171 4551 6179 6253 6513 6847 6929 18537 18759 19721 20541 20787 28223 59163 80327 84669 89011 240981 253339 256373 267033 760017 769119 1044251 1157143 3132753 3293407 3471429 9880221 42814291 128442873
Sum of all divisors σ(n): 196269696
Sum of proper divisors (its aliquot sum) s(n): 67826823
128442873 is a deficient number, because the sum of its proper divisors (67826823) is less than itself. Its deficiency is 60616050

Bases of 128442873

Binary: 111101001111110000111111001₂
Hexadecimal: 0x7A7E1F9
Base-36: 24GZ5L

Squares and roots of 128442873

128442873 squared (128442873²) is 16497571624494129
128442873 cubed (128442873³) is 2118995496973303100392617
The square root of 128442873 is 11333.2640046899
The cube root of 128442873 is 504.5489852881

Scales and comparisons

How big is 128442873?

128,442,873 seconds is equal to 4 years, 4 weeks, 2 days, 14 hours, 34 minutes, 33 seconds.
To count from 1 to 128,442,873 would take you about six 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 128442873 cubic inches would be around 42 feet tall.

Recreational maths with 128442873

128442873 backwards is 378244821
128442873 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 128442873's digits is 39
More coming soon!

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The information we have on file for 128442873 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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