28042149

28,042,149 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28042149 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

28042149 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 28042149:

3 × 43 × 181 × 1201

See below for interesting mathematical facts about the number 28042149 from the Numbermatics database.

Names of 28042149

Cardinal: 28042149 can be written as Twenty-eight million, forty-two thousand, one hundred forty-nine.

Scientific notation

Scientific notation: 2.8042149 × 10⁷

Factors of 28042149

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1428

Divisors of 28042149

Number of divisors d(n): 16
Complete list of divisors:
1 3 43 129 181 543 1201 3603 7783 23349 51643 154929 217381 652143 9347383 28042149
Sum of all divisors σ(n): 38502464
Sum of proper divisors (its aliquot sum) s(n): 10460315
28042149 is a deficient number, because the sum of its proper divisors (10460315) is less than itself. Its deficiency is 17581834

Bases of 28042149

Binary: 1101010111110001110100101₂
Hexadecimal: 0x1ABE3A5
Base-36: GP1GL

Squares and roots of 28042149

28042149 squared (28042149²) is 786362120538201
28042149 cubed (28042149³) is 22051283752088192633949
The square root of 28042149 is 5295.4838305865
The cube root of 28042149 is 303.8111888787

Scales and comparisons

How big is 28042149?

28,042,149 seconds is equal to 46 weeks, 2 days, 13 hours, 29 minutes, 9 seconds.
To count from 1 to 28,042,149 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 28042149 cubic inches would be around 25.3 feet tall.

Recreational maths with 28042149

28042149 backwards is 94124082
The number of decimal digits it has is: 8
The sum of 28042149's digits is 30
More coming soon!

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The information we have on file for 28042149 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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