28142994

28,142,994 is an even composite number composed of four prime numbers multiplied together.

What does the number 28142994 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

28142994 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 28142994:

2 × 3 × 11 × 653²

(2 × 3 × 11 × 653 × 653)

See below for interesting mathematical facts about the number 28142994 from the Numbermatics database.

Names of 28142994

Cardinal: 28142994 can be written as Twenty-eight million, one hundred forty-two thousand, nine hundred ninety-four.

Scientific notation

Scientific notation: 2.8142994 × 10⁷

Factors of 28142994

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 669

Divisors of 28142994

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 6 11 22 33 66 653 1306 1959 3918 7183 14366 21549 43098 426409 852818 1279227 2558454 4690499 9380998 14071497 28142994
Sum of all divisors σ(n): 61497072
Sum of proper divisors (its aliquot sum) s(n): 33354078
28142994 is an abundant number, because the sum of its proper divisors (33354078) is greater than itself. Its abundance is 5211084

Bases of 28142994

Binary: 1101011010110110110010010₂
Hexadecimal: 0x1AD6D92
Base-36: GR79U

Squares and roots of 28142994

28142994 squared (28142994²) is 792028111284036
28142994 cubed (28142994³) is 22290042383697957443784
The square root of 28142994 is 5304.9970782271
The cube root of 28142994 is 304.1749411481

Scales and comparisons

How big is 28142994?

28,142,994 seconds is equal to 46 weeks, 3 days, 17 hours, 29 minutes, 54 seconds.
To count from 1 to 28,142,994 would take you about seventeen 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 28142994 cubic inches would be around 25.3 feet tall.

Recreational maths with 28142994

28142994 backwards is 49924182
The number of decimal digits it has is: 8
The sum of 28142994's digits is 39
More coming soon!

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The information we have on file for 28142994 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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