189443421

189,443,421 is an odd composite number composed of two prime numbers multiplied together.

What does the number 189443421 look like?

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

189443421 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 189443421:

3³ × 7016423

(3 × 3 × 3 × 7016423)

See below for interesting mathematical facts about the number 189443421 from the Numbermatics database.

Names of 189443421

Cardinal: 189443421 can be written as One hundred eighty-nine million, four hundred forty-three thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 1.89443421 × 10⁸

Factors of 189443421

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 7016426

Divisors of 189443421

Number of divisors d(n): 8
Complete list of divisors:
1 3 9 27 7016423 21049269 63147807 189443421
Sum of all divisors σ(n): 280656960
Sum of proper divisors (its aliquot sum) s(n): 91213539
189443421 is a deficient number, because the sum of its proper divisors (91213539) is less than itself. Its deficiency is 98229882

Bases of 189443421

Binary: 1011010010101010110101011101₂
Hexadecimal: 0xB4AAD5D
Base-36: 34SFH9

Squares and roots of 189443421

189443421 squared (189443421²) is 35888809760183241
189443421 cubed (189443421³) is 6798898896587302761907461
The square root of 189443421 is 13763.8447026985
The cube root of 189443421 is 574.3278052879

Scales and comparisons

How big is 189443421?

189,443,421 seconds is equal to 6 years, 1 week, 1 day, 15 hours, 10 minutes, 21 seconds.
To count from 1 to 189,443,421 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 189443421 cubic inches would be around 47.9 feet tall.

Recreational maths with 189443421

189443421 backwards is 124344981
The number of decimal digits it has is: 9
The sum of 189443421's digits is 36
More coming soon!

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The information we have on file for 189443421 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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