28997946

28,997,946 is an even composite number composed of three prime numbers multiplied together.

What does the number 28997946 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

28997946 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 28997946:

2 × 3³ × 536999

(2 × 3 × 3 × 3 × 536999)

See below for interesting mathematical facts about the number 28997946 from the Numbermatics database.

Names of 28997946

Cardinal: 28997946 can be written as Twenty-eight million, nine hundred ninety-seven thousand, nine hundred forty-six.

Scientific notation

Scientific notation: 2.8997946 × 10⁷

Factors of 28997946

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 537004

Divisors of 28997946

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 6 9 18 27 54 536999 1073998 1610997 3221994 4832991 9665982 14498973 28997946
Sum of all divisors σ(n): 64440000
Sum of proper divisors (its aliquot sum) s(n): 35442054
28997946 is an abundant number, because the sum of its proper divisors (35442054) is greater than itself. Its abundance is 6444108

Bases of 28997946

Binary: 1101110100111100100111010₂
Hexadecimal: 0x1BA793A
Base-36: H9IYI

Squares and roots of 28997946

28997946 squared (28997946²) is 840880872218916
28997946 cubed (28997946³) is 24383818125037026346536
The square root of 28997946 is 5384.9740946453
The cube root of 28997946 is 307.2244289045

Scales and comparisons

How big is 28997946?

28,997,946 seconds is equal to 47 weeks, 6 days, 14 hours, 59 minutes, 6 seconds.
To count from 1 to 28,997,946 would take you about nineteen 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 28997946 cubic inches would be around 25.6 feet tall.

Recreational maths with 28997946

28997946 backwards is 64979982
28997946 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28997946's digits is 54
More coming soon!

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The information we have on file for 28997946 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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