385499730
385,499,730 is an even composite number composed of seven prime numbers multiplied together.
385499730 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 385499730:
2 × 3 × 5 × 7 × 11 × 43 × 3881
See below for interesting mathematical facts about the number 385499730 from the Numbermatics database.
Names of 385499730
- Cardinal: 385499730 can be written as Three hundred eighty-five million, four hundred ninety-nine thousand, seven hundred thirty.
Scientific notation
- Scientific notation: 3.8549973 × 108
Factors of 385499730
Divisors of 385499730
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 43 55 66 70 77 86 105 110 129 154 165 210 215 231 258 301 330 385 430 462 473 602 645 770 903 946 1155 1290 1419 1505 1806 2310 2365 2838 3010 3311 3881 4515 4730 6622 7095 7762 9030 9933 11643 14190 16555 19405 19866 23286 27167 33110 38810 42691 49665 54334 58215 81501 85382 99330 116430 128073 135835 163002 166883 213455 256146 271670 298837 333766 407505 426910 500649 597674 640365 815010 834415 896511 1001298 1168181 1280730 1494185 1668830 1793022 1835713 2336362 2503245 2988370 3504543 3671426 4482555 5006490 5507139 5840905 7009086 8965110 9178565 11014278 11681810 12849991 17522715 18357130 25699982 27535695 35045430 38549973 55071390 64249955 77099946 128499910 192749865 385499730
- Sum of all divisors σ(n): 1180624896
- Sum of proper divisors (its aliquot sum) s(n): 795125166
- 385499730 is an abundant number, because the sum of its proper divisors (795125166) is greater than itself. Its abundance is 409625436
Bases of 385499730
- Binary: 101101111101001000010010100102
- Hexadecimal: 0x16FA4252
- Base-36: 6DILHU
Squares and roots of 385499730
- 385499730 squared (3854997302) is 148610041830072900
- 385499730 cubed (3854997303) is 57289131000781808830317000
-
The
square root of 385499730 is 19634.1470402969 -
The
cube root of 385499730 is 727.7932545489
Scales and comparisons
How big is 385499730?- 385,499,730 seconds is equal to 12 years, 13 weeks, 2 days, 19 hours, 15 minutes, 30 seconds.
-
To count from 1 to 385,499,730 would take you about eighteen years!
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 385499730 cubic inches would be around 60.6 feet tall.
Recreational maths with 385499730
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The information we have on file for 385499730 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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