28298809

28,298,809 is an odd composite number composed of five prime numbers multiplied together.

What does the number 28298809 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

28298809 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28298809:

7 × 11 × 19 × 23 × 29²

(7 × 11 × 19 × 23 × 29 × 29)

See below for interesting mathematical facts about the number 28298809 from the Numbermatics database.

Names of 28298809

Cardinal: 28298809 can be written as Twenty-eight million, two hundred ninety-eight thousand, eight hundred nine.

Scientific notation

Scientific notation: 2.8298809 × 10⁷

Factors of 28298809

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 89

Divisors of 28298809

Number of divisors d(n): 48
Complete list of divisors:
1 7 11 19 23 29 77 133 161 203 209 253 319 437 551 667 841 1463 1771 2233 3059 3857 4669 4807 5887 6061 7337 9251 12673 15979 19343 33649 42427 51359 64757 88711 111853 135401 139403 175769 212773 367517 975821 1230383 1489411 2572619 4042687 28298809
Sum of all divisors σ(n): 40135680
Sum of proper divisors (its aliquot sum) s(n): 11836871
28298809 is a deficient number, because the sum of its proper divisors (11836871) is less than itself. Its deficiency is 16461938

Bases of 28298809

Binary: 1101011111100111000111001₂
Hexadecimal: 0x1AFCE39
Base-36: GUJI1

Squares and roots of 28298809

28298809 squared (28298809²) is 800822590818481
28298809 cubed (28298809³) is 22662325540457347489129
The square root of 28298809 is 5319.6624892939
The cube root of 28298809 is 304.7352679119

Scales and comparisons

How big is 28298809?

28,298,809 seconds is equal to 46 weeks, 5 days, 12 hours, 46 minutes, 49 seconds.
To count from 1 to 28,298,809 would take you about eighteen 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 28298809 cubic inches would be around 25.4 feet tall.

Recreational maths with 28298809

28298809 backwards is 90889282
The number of decimal digits it has is: 8
The sum of 28298809's digits is 46
More coming soon!

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The information we have on file for 28298809 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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