428021375

428,021,375 is an odd composite number composed of three prime numbers multiplied together.

What does the number 428021375 look like?

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

428021375 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 428021375:

5³ × 23 × 53³

(5 × 5 × 5 × 23 × 53 × 53 × 53)

See below for interesting mathematical facts about the number 428021375 from the Numbermatics database.

Names of 428021375

Cardinal: 428021375 can be written as Four hundred twenty-eight million, twenty-one thousand, three hundred seventy-five.

Scientific notation

Scientific notation: 4.28021375 × 10⁸

Factors of 428021375

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 81

Divisors of 428021375

Number of divisors d(n): 32
Complete list of divisors:
1 5 23 25 53 115 125 265 575 1219 1325 2809 2875 6095 6625 14045 30475 64607 70225 148877 152375 323035 351125 744385 1615175 3424171 3721925 8075875 17120855 18609625 85604275 428021375
Sum of all divisors σ(n): 568114560
Sum of proper divisors (its aliquot sum) s(n): 140093185
428021375 is a deficient number, because the sum of its proper divisors (140093185) is less than itself. Its deficiency is 287928190

Bases of 428021375

Binary: 11001100000110001011001111111₂
Hexadecimal: 0x1983167F
Base-36: 72TZEN

Squares and roots of 428021375

428021375 squared (428021375²) is 183202297456890625
428021375 cubed (428021375³) is 78414499260657328537109375
The square root of 428021375 is 20688.6774589387
The cube root of 428021375 is 753.6247496607

Scales and comparisons

How big is 428021375?

428,021,375 seconds is equal to 13 years, 31 weeks, 4 days, 22 hours, 49 minutes, 35 seconds.
To count from 1 to 428,021,375 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 428021375 cubic inches would be around 62.8 feet tall.

Recreational maths with 428021375

428021375 backwards is 573120824
The number of decimal digits it has is: 9
The sum of 428021375's digits is 32
More coming soon!

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The information we have on file for 428021375 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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