28829780

28,829,780 is an even composite number composed of five prime numbers multiplied together.

What does the number 28829780 look like?

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

28829780 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28829780:

2² × 5 × 7 × 43 × 4789

(2 × 2 × 5 × 7 × 43 × 4789)

See below for interesting mathematical facts about the number 28829780 from the Numbermatics database.

Names of 28829780

Cardinal: 28829780 can be written as Twenty-eight million, eight hundred twenty-nine thousand, seven hundred eighty.

Scientific notation

Scientific notation: 2.882978 × 10⁷

Factors of 28829780

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 4846

Divisors of 28829780

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 43 70 86 140 172 215 301 430 602 860 1204 1505 3010 4789 6020 9578 19156 23945 33523 47890 67046 95780 134092 167615 205927 335230 411854 670460 823708 1029635 1441489 2059270 2882978 4118540 5765956 7207445 14414890 28829780
Sum of all divisors σ(n): 70815360
Sum of proper divisors (its aliquot sum) s(n): 41985580
28829780 is an abundant number, because the sum of its proper divisors (41985580) is greater than itself. Its abundance is 13155800

Bases of 28829780

Binary: 1101101111110100001010100₂
Hexadecimal: 0x1B7E854
Base-36: H5X78

Squares and roots of 28829780

28829780 squared (28829780²) is 831156214848400
28829780 cubed (28829780³) is 23962050819712105352000
The square root of 28829780 is 5369.3370168019
The cube root of 28829780 is 306.6293879281

Scales and comparisons

How big is 28829780?

28,829,780 seconds is equal to 47 weeks, 4 days, 16 hours, 16 minutes, 20 seconds.
To count from 1 to 28,829,780 would take you about nineteen 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 28829780 cubic inches would be around 25.6 feet tall.

Recreational maths with 28829780

28829780 backwards is 08792882
The number of decimal digits it has is: 8
The sum of 28829780's digits is 44
More coming soon!

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The information we have on file for 28829780 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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