90145

90,145 is an odd composite number composed of three prime numbers multiplied together.

What does the number 90145 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

90145 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 90145:

5 × 11² × 149

(5 × 11 × 11 × 149)

See below for interesting mathematical facts about the number 90145 from the Numbermatics database.

Names of 90145

Cardinal: 90145 can be written as Ninety thousand, one hundred forty-five.

Scientific notation

Scientific notation: 9.0145 × 10⁴

Factors of 90145

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 165

Divisors of 90145

Number of divisors d(n): 12
Complete list of divisors:
1 5 11 55 121 149 605 745 1639 8195 18029 90145
Sum of all divisors σ(n): 119700
Sum of proper divisors (its aliquot sum) s(n): 29555
90145 is a deficient number, because the sum of its proper divisors (29555) is less than itself. Its deficiency is 60590

Bases of 90145

Binary: 10110000000100001₂
Hexadecimal: 0x16021
Base-36: 1XK1

Squares and roots of 90145

90145 squared (90145²) is 8126121025
90145 cubed (90145³) is 732529179798625
The square root of 90145 is 300.2415694073
The cube root of 90145 is 44.8381013557

Scales and comparisons

How big is 90145?

90,145 seconds is equal to 1 day, 1 hour, 2 minutes, 25 seconds.
To count from 1 to 90,145 would take you about two minutes.

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 90145 cubic inches would be around 3.7 feet tall.

Recreational maths with 90145

90145 backwards is 54109
The number of decimal digits it has is: 5
The sum of 90145's digits is 19
More coming soon!

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The information we have on file for 90145 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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