128309436

128,309,436 is an even composite number composed of four prime numbers multiplied together.

What does the number 128309436 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

128309436 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 128309436:

2² × 3² × 47 × 75833

(2 × 2 × 3 × 3 × 47 × 75833)

See below for interesting mathematical facts about the number 128309436 from the Numbermatics database.

Names of 128309436

Cardinal: 128309436 can be written as One hundred twenty-eight million, three hundred nine thousand, four hundred thirty-six.

Scientific notation

Scientific notation: 1.28309436 × 10⁸

Factors of 128309436

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 75885

Divisors of 128309436

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 6 9 12 18 36 47 94 141 188 282 423 564 846 1692 75833 151666 227499 303332 454998 682497 909996 1364994 2729988 3564151 7128302 10692453 14256604 21384906 32077359 42769812 64154718 128309436
Sum of all divisors σ(n): 331242912
Sum of proper divisors (its aliquot sum) s(n): 202933476
128309436 is an abundant number, because the sum of its proper divisors (202933476) is greater than itself. Its abundance is 74624040

Bases of 128309436

Binary: 111101001011101100010111100₂
Hexadecimal: 0x7A5D8BC
Base-36: 24E470

Squares and roots of 128309436

128309436 squared (128309436²) is 16463311366638096
128309436 cubed (128309436³) is 2112398196145723313873856
The square root of 128309436 is 11327.3755124477
The cube root of 128309436 is 504.3742024465

Scales and comparisons

How big is 128309436?

128,309,436 seconds is equal to 4 years, 4 weeks, 1 day, 1 hour, 30 minutes, 36 seconds.
To count from 1 to 128,309,436 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 128309436 cubic inches would be around 42 feet tall.

Recreational maths with 128309436

128309436 backwards is 634903821
128309436 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 128309436's digits is 36
More coming soon!

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The information we have on file for 128309436 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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