28292490

28,292,490 is an even composite number composed of four prime numbers multiplied together.

What does the number 28292490 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

28292490 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 28292490:

2 × 3⁶ × 5 × 3881

(2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 3881)

See below for interesting mathematical facts about the number 28292490 from the Numbermatics database.

Names of 28292490

Cardinal: 28292490 can be written as Twenty-eight million, two hundred ninety-two thousand, four hundred ninety.

Scientific notation

Scientific notation: 2.829249 × 10⁷

Factors of 28292490

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 3891

Divisors of 28292490

Number of divisors d(n): 56
Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 729 810 1215 1458 2430 3645 3881 7290 7762 11643 19405 23286 34929 38810 58215 69858 104787 116430 174645 209574 314361 349290 523935 628722 943083 1047870 1571805 1886166 2829249 3143610 4715415 5658498 9430830 14146245 28292490
Sum of all divisors σ(n): 76374468
Sum of proper divisors (its aliquot sum) s(n): 48081978
28292490 is an abundant number, because the sum of its proper divisors (48081978) is greater than itself. Its abundance is 19789488

Bases of 28292490

Binary: 1101011111011010110001010₂
Hexadecimal: 0x1AFB58A
Base-36: GUEMI

Squares and roots of 28292490

28292490 squared (28292490²) is 800464990400100
28292490 cubed (28292490³) is 22647147736244925249000
The square root of 28292490 is 5319.0685274773
The cube root of 28292490 is 304.7125842071

Scales and comparisons

How big is 28292490?

28,292,490 seconds is equal to 46 weeks, 5 days, 11 hours, 1 minute, 30 seconds.
To count from 1 to 28,292,490 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 28292490 cubic inches would be around 25.4 feet tall.

Recreational maths with 28292490

28292490 backwards is 09429282
The number of decimal digits it has is: 8
The sum of 28292490's digits is 36
More coming soon!

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The information we have on file for 28292490 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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