1989450

1,989,450 is an even composite number composed of four prime numbers multiplied together.

What does the number 1989450 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

1989450 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 1989450:

2 × 3² × 5² × 4421

(2 × 3 × 3 × 5 × 5 × 4421)

See below for interesting mathematical facts about the number 1989450 from the Numbermatics database.

Names of 1989450

Cardinal: 1989450 can be written as One million, nine hundred eighty-nine thousand, four hundred fifty.

Scientific notation

Scientific notation: 1.98945 × 10⁶

Factors of 1989450

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 4431

Divisors of 1989450

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 225 450 4421 8842 13263 22105 26526 39789 44210 66315 79578 110525 132630 198945 221050 331575 397890 663150 994725 1989450
Sum of all divisors σ(n): 5346198
Sum of proper divisors (its aliquot sum) s(n): 3356748
1989450 is an abundant number, because the sum of its proper divisors (3356748) is greater than itself. Its abundance is 1367298

Bases of 1989450

Binary: 111100101101101001010₂
Hexadecimal: 0x1E5B4A
Base-36: 16N2I

Squares and roots of 1989450

1989450 squared (1989450²) is 3957911302500
1989450 cubed (1989450³) is 7874066640758625000
The square root of 1989450 is 1410.4786421637
The cube root of 1989450 is 125.7701781917

Scales and comparisons

How big is 1989450?

1,989,450 seconds is equal to 3 weeks, 2 days, 37 minutes, 30 seconds.
To count from 1 to 1,989,450 would take you about four weeks!

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 1989450 cubic inches would be around 10.5 feet tall.

Recreational maths with 1989450

1989450 backwards is 0549891
The number of decimal digits it has is: 7
The sum of 1989450's digits is 36
More coming soon!

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The information we have on file for 1989450 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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