128813672

128,813,672 is an even composite number composed of four prime numbers multiplied together.

What does the number 128813672 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

128813672 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 128813672:

2³ × 13 × 97 × 113²

(2 × 2 × 2 × 13 × 97 × 113 × 113)

See below for interesting mathematical facts about the number 128813672 from the Numbermatics database.

Names of 128813672

Cardinal: 128813672 can be written as One hundred twenty-eight million, eight hundred thirteen thousand, six hundred seventy-two.

Scientific notation

Scientific notation: 1.28813672 × 10⁸

Factors of 128813672

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 225

Divisors of 128813672

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 8 13 26 52 97 104 113 194 226 388 452 776 904 1261 1469 2522 2938 5044 5876 10088 10961 11752 12769 21922 25538 43844 51076 87688 102152 142493 165997 284986 331994 569972 663988 1139944 1238593 1327976 2477186 4954372 9908744 16101709 32203418 64406836 128813672
Sum of all divisors σ(n): 265132140
Sum of proper divisors (its aliquot sum) s(n): 136318468
128813672 is an abundant number, because the sum of its proper divisors (136318468) is greater than itself. Its abundance is 7504796

Bases of 128813672

Binary: 111101011011000101001101000₂
Hexadecimal: 0x7AD8A68
Base-36: 24OX9K

Squares and roots of 128813672

128813672 squared (128813672²) is 16592962094123584
128813672 cubed (128813672³) is 2137400376700868476840448
The square root of 128813672 is 11349.6110946587
The cube root of 128813672 is 505.0340427333

Scales and comparisons

How big is 128813672?

128,813,672 seconds is equal to 4 years, 4 weeks, 6 days, 21 hours, 34 minutes, 32 seconds.
To count from 1 to 128,813,672 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 128813672 cubic inches would be around 42.1 feet tall.

Recreational maths with 128813672

128813672 backwards is 276318821
The number of decimal digits it has is: 9
The sum of 128813672's digits is 38
More coming soon!

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The information we have on file for 128813672 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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