28454490

28,454,490 is an even composite number composed of four prime numbers multiplied together.

What does the number 28454490 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

28454490 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 28454490:

2 × 3⁴ × 5 × 35129

(2 × 3 × 3 × 3 × 3 × 5 × 35129)

See below for interesting mathematical facts about the number 28454490 from the Numbermatics database.

Names of 28454490

Cardinal: 28454490 can be written as Twenty-eight million, four hundred fifty-four thousand, four hundred ninety.

Scientific notation

Scientific notation: 2.845449 × 10⁷

Factors of 28454490

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 35139

Divisors of 28454490

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 35129 70258 105387 175645 210774 316161 351290 526935 632322 948483 1053870 1580805 1896966 2845449 3161610 4742415 5690898 9484830 14227245 28454490
Sum of all divisors σ(n): 76513140
Sum of proper divisors (its aliquot sum) s(n): 48058650
28454490 is an abundant number, because the sum of its proper divisors (48058650) is greater than itself. Its abundance is 19604160

Bases of 28454490

Binary: 1101100100010111001011010₂
Hexadecimal: 0x1B22E5A
Base-36: GXVMI

Squares and roots of 28454490

28454490 squared (28454490²) is 809658001160100
28454490 cubed (28454490³) is 23038405497430053849000
The square root of 28454490 is 5334.2750210315
The cube root of 28454490 is 305.2930624009

Scales and comparisons

How big is 28454490?

28,454,490 seconds is equal to 47 weeks, 8 hours, 1 minute, 30 seconds.
To count from 1 to 28,454,490 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 28454490 cubic inches would be around 25.4 feet tall.

Recreational maths with 28454490

28454490 backwards is 09445482
The number of decimal digits it has is: 8
The sum of 28454490's digits is 36
More coming soon!

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The information we have on file for 28454490 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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