27997970
27,997,970 is an even composite number composed of six prime numbers multiplied together.
27997970 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 27997970:
2 × 5 × 7 × 11 × 13 × 2797
See below for interesting mathematical facts about the number 27997970 from the Numbermatics database.
Names of 27997970
- Cardinal: 27997970 can be written as Twenty-seven million, nine hundred ninety-seven thousand, nine hundred seventy.
Scientific notation
- Scientific notation: 2.799797 × 107
Factors of 27997970
Divisors of 27997970
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 2797 5005 5594 10010 13985 19579 27970 30767 36361 39158 61534 72722 97895 153835 181805 195790 215369 254527 307670 363610 399971 430738 509054 799942 1076845 1272635 1999855 2153690 2545270 2799797 3999710 5599594 13998985 27997970
- Sum of all divisors σ(n): 67689216
- Sum of proper divisors (its aliquot sum) s(n): 39691246
- 27997970 is an abundant number, because the sum of its proper divisors (39691246) is greater than itself. Its abundance is 11693276
Bases of 27997970
- Binary: 11010101100110111000100102
- Hexadecimal: 0x1AB3712
- Base-36: GO3DE
Squares and roots of 27997970
- 27997970 squared (279979702) is 783886324120900
- 27997970 cubed (279979703) is 21947225786147234573000
-
The
square root of 27997970 is 5291.3108016823 -
The
cube root of 27997970 is 303.6515585869
Scales and comparisons
How big is 27997970?- 27,997,970 seconds is equal to 46 weeks, 2 days, 1 hour, 12 minutes, 50 seconds.
-
To count from 1 to 27,997,970 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 27997970 cubic inches would be around 25.3 feet tall.
Recreational maths with 27997970
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The information we have on file for 27997970 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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