145989

145,989 is an odd composite number composed of two prime numbers multiplied together.

What does the number 145989 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

145989 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 145989:

3³ × 5407

(3 × 3 × 3 × 5407)

See below for interesting mathematical facts about the number 145989 from the Numbermatics database.

Names of 145989

Cardinal: 145989 can be written as One hundred forty-five thousand, nine hundred eighty-nine.

Scientific notation

Scientific notation: 1.45989 × 10⁵

Factors of 145989

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 5410

Divisors of 145989

Number of divisors d(n): 8
Complete list of divisors:
1 3 9 27 5407 16221 48663 145989
Sum of all divisors σ(n): 216320
Sum of proper divisors (its aliquot sum) s(n): 70331
145989 is a deficient number, because the sum of its proper divisors (70331) is less than itself. Its deficiency is 75658

Bases of 145989

Binary: 100011101001000101₂
Hexadecimal: 0x23A45
Base-36: 34N9

Squares and roots of 145989

145989 squared (145989²) is 21312788121
145989 cubed (145989³) is 3111432624996669
The square root of 145989 is 382.0850690619
The cube root of 145989 is 52.6550518281

Scales and comparisons

How big is 145989?

145,989 seconds is equal to 1 day, 16 hours, 33 minutes, 9 seconds.
To count from 1 to 145,989 would take you about sixteen 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 145989 cubic inches would be around 4.4 feet tall.

Recreational maths with 145989

145989 backwards is 989541
The number of decimal digits it has is: 6
The sum of 145989's digits is 36
More coming soon!

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The information we have on file for 145989 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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