198990189

198,990,189 is an odd composite number composed of three prime numbers multiplied together.

What does the number 198990189 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

198990189 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 198990189:

3⁴ × 73² × 461

(3 × 3 × 3 × 3 × 73 × 73 × 461)

See below for interesting mathematical facts about the number 198990189 from the Numbermatics database.

Names of 198990189

Cardinal: 198990189 can be written as One hundred ninety-eight million, nine hundred ninety thousand, one hundred eighty-nine.

Scientific notation

Scientific notation: 1.98990189 × 10⁸

Factors of 198990189

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 537

Divisors of 198990189

Number of divisors d(n): 30
Complete list of divisors:
1 3 9 27 73 81 219 461 657 1383 1971 4149 5329 5913 12447 15987 33653 37341 47961 100959 143883 302877 431649 908631 2456669 2725893 7370007 22110021 66330063 198990189
Sum of all divisors σ(n): 302038506
Sum of proper divisors (its aliquot sum) s(n): 103048317
198990189 is a deficient number, because the sum of its proper divisors (103048317) is less than itself. Its deficiency is 95941872

Bases of 198990189

Binary: 1011110111000101100101101101₂
Hexadecimal: 0xBDC596D
Base-36: 3AH1T9

Squares and roots of 198990189

198990189 squared (198990189²) is 39597095318255721
198990189 cubed (198990189³) is 7879433481230721072121269
The square root of 198990189 is 14106.3882337047
The cube root of 198990189 is 583.8176514025

Scales and comparisons

How big is 198990189?

198,990,189 seconds is equal to 6 years, 17 weeks, 3 hours, 3 minutes, 9 seconds.
To count from 1 to 198,990,189 would take you about nine 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 198990189 cubic inches would be around 48.7 feet tall.

Recreational maths with 198990189

198990189 backwards is 981099891
The number of decimal digits it has is: 9
The sum of 198990189's digits is 54
More coming soon!

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The information we have on file for 198990189 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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