128405355

128,405,355 is an odd composite number composed of four prime numbers multiplied together.

What does the number 128405355 look like?

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

128405355 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 128405355:

3 × 5 × 13² × 37³

(3 × 5 × 13 × 13 × 37 × 37 × 37)

See below for interesting mathematical facts about the number 128405355 from the Numbermatics database.

Names of 128405355

Cardinal: 128405355 can be written as One hundred twenty-eight million, four hundred five thousand, three hundred fifty-five.

Scientific notation

Scientific notation: 1.28405355 × 10⁸

Factors of 128405355

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 58

Divisors of 128405355

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 13 15 37 39 65 111 169 185 195 481 507 555 845 1369 1443 2405 2535 4107 6253 6845 7215 17797 18759 20535 31265 50653 53391 88985 93795 151959 231361 253265 266955 658489 694083 759795 1156805 1975467 3292445 3470415 8560357 9877335 25681071 42801785 128405355
Sum of all divisors σ(n): 228647520
Sum of proper divisors (its aliquot sum) s(n): 100242165
128405355 is a deficient number, because the sum of its proper divisors (100242165) is less than itself. Its deficiency is 28163190

Bases of 128405355

Binary: 111101001110100111101101011₂
Hexadecimal: 0x7A74F6B
Base-36: 24G67F

Squares and roots of 128405355

128405355 squared (128405355²) is 16487935192676025
128405355 cubed (128405355³) is 2117139171632558390113875
The square root of 128405355 is 11331.6086677931
The cube root of 128405355 is 504.4998544647

Scales and comparisons

How big is 128405355?

128,405,355 seconds is equal to 4 years, 4 weeks, 2 days, 4 hours, 9 minutes, 15 seconds.
To count from 1 to 128,405,355 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 128405355 cubic inches would be around 42 feet tall.

Recreational maths with 128405355

128405355 backwards is 553504821
The number of decimal digits it has is: 9
The sum of 128405355's digits is 33
More coming soon!

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The information we have on file for 128405355 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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