128712

128,712 is an even composite number composed of four prime numbers multiplied together.

What does the number 128712 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

128712 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 128712:

2³ × 3 × 31 × 173

(2 × 2 × 2 × 3 × 31 × 173)

See below for interesting mathematical facts about the number 128712 from the Numbermatics database.

Names of 128712

Cardinal: 128712 can be written as One hundred twenty-eight thousand, seven hundred twelve.

Scientific notation

Scientific notation: 1.28712 × 10⁵

Factors of 128712

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 209

Divisors of 128712

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 8 12 24 31 62 93 124 173 186 248 346 372 519 692 744 1038 1384 2076 4152 5363 10726 16089 21452 32178 42904 64356 128712
Sum of all divisors σ(n): 334080
Sum of proper divisors (its aliquot sum) s(n): 205368
128712 is an abundant number, because the sum of its proper divisors (205368) is greater than itself. Its abundance is 76656

Bases of 128712

Binary: 11111011011001000₂
Hexadecimal: 0x1F6C8
Base-36: 2RBC

Squares and roots of 128712

128712 squared (128712²) is 16566778944
128712 cubed (128712³) is 2132343251440128
The square root of 128712 is 358.7645467435
The cube root of 128712 is 50.4901134127

Scales and comparisons

How big is 128712?

128,712 seconds is equal to 1 day, 11 hours, 45 minutes, 12 seconds.
To count from 1 to 128,712 would take you about eleven hours.

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 128712 cubic inches would be around 4.2 feet tall.

Recreational maths with 128712

128712 backwards is 217821
The number of decimal digits it has is: 6
The sum of 128712's digits is 21
More coming soon!

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The information we have on file for 128712 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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