198440

198,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 198440 look like?

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

198440 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 198440:

2³ × 5 × 11² × 41

(2 × 2 × 2 × 5 × 11 × 11 × 41)

See below for interesting mathematical facts about the number 198440 from the Numbermatics database.

Names of 198440

Cardinal: 198440 can be written as One hundred ninety-eight thousand, four hundred forty.

Scientific notation

Scientific notation: 1.9844 × 10⁵

Factors of 198440

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 59

Divisors of 198440

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 11 20 22 40 41 44 55 82 88 110 121 164 205 220 242 328 410 440 451 484 605 820 902 968 1210 1640 1804 2255 2420 3608 4510 4840 4961 9020 9922 18040 19844 24805 39688 49610 99220 198440
Sum of all divisors σ(n): 502740
Sum of proper divisors (its aliquot sum) s(n): 304300
198440 is an abundant number, because the sum of its proper divisors (304300) is greater than itself. Its abundance is 105860

Bases of 198440

Binary: 110000011100101000₂
Hexadecimal: 0x30728
Base-36: 4948

Squares and roots of 198440

198440 squared (198440²) is 39378433600
198440 cubed (198440³) is 7814256363584000
The square root of 198440 is 445.4660480889
The cube root of 198440 is 58.3279087927

Scales and comparisons

How big is 198440?

198,440 seconds is equal to 2 days, 7 hours, 7 minutes, 20 seconds.
To count from 1 to 198,440 would take you about two days.

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 198440 cubic inches would be around 4.9 feet tall.

Recreational maths with 198440

198440 backwards is 044891
The number of decimal digits it has is: 6
The sum of 198440's digits is 26
More coming soon!

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The information we have on file for 198440 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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