28977993

28,977,993 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28977993 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

28977993 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 28977993:

3⁵ × 11 × 37 × 293

(3 × 3 × 3 × 3 × 3 × 11 × 37 × 293)

See below for interesting mathematical facts about the number 28977993 from the Numbermatics database.

Names of 28977993

Cardinal: 28977993 can be written as Twenty-eight million, nine hundred seventy-seven thousand, nine hundred ninety-three.

Scientific notation

Scientific notation: 2.8977993 × 10⁷

Factors of 28977993

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 344

Divisors of 28977993

Number of divisors d(n): 48
Complete list of divisors:
1 3 9 11 27 33 37 81 99 111 243 293 297 333 407 879 891 999 1221 2637 2673 2997 3223 3663 7911 8991 9669 10841 10989 23733 29007 32523 32967 71199 87021 97569 98901 119251 261063 292707 357753 783189 878121 1073259 2634363 3219777 9659331 28977993
Sum of all divisors σ(n): 48799296
Sum of proper divisors (its aliquot sum) s(n): 19821303
28977993 is a deficient number, because the sum of its proper divisors (19821303) is less than itself. Its deficiency is 9156690

Bases of 28977993

Binary: 1101110100010101101001001₂
Hexadecimal: 0x1BA2B49
Base-36: H93K9

Squares and roots of 28977993

28977993 squared (28977993²) is 839724078308049
28977993 cubed (28977993³) is 24333518463142095765657
The square root of 28977993 is 5383.1211206883
The cube root of 28977993 is 307.1539474117

Scales and comparisons

How big is 28977993?

28,977,993 seconds is equal to 47 weeks, 6 days, 9 hours, 26 minutes, 33 seconds.
To count from 1 to 28,977,993 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 28977993 cubic inches would be around 25.6 feet tall.

Recreational maths with 28977993

28977993 backwards is 39977982
The number of decimal digits it has is: 8
The sum of 28977993's digits is 54
More coming soon!

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The information we have on file for 28977993 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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