428427285
428,427,285 is an odd composite number composed of seven prime numbers multiplied together.
428427285 is an odd 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 428427285:
3 × 5 × 11 × 13 × 17 × 31 × 379
See below for interesting mathematical facts about the number 428427285 from the Numbermatics database.
Names of 428427285
- Cardinal: 428427285 can be written as Four hundred twenty-eight million, four hundred twenty-seven thousand, two hundred eighty-five.
Scientific notation
- Scientific notation: 4.28427285 × 108
Factors of 428427285
Divisors of 428427285
- Number of divisors d(n): 128
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Complete list of divisors:
1 3 5 11 13 15 17 31 33 39 51 55 65 85 93 143 155 165 187 195 221 255 341 379 403 429 465 527 561 663 715 935 1023 1105 1137 1209 1581 1705 1895 2015 2145 2431 2635 2805 3315 4169 4433 4927 5115 5685 5797 6045 6443 6851 7293 7905 11749 12155 12507 13299 14781 17391 19329 20553 20845 22165 24635 28985 32215 34255 35247 36465 54197 58745 62535 66495 70873 73905 75361 83759 86955 96645 102765 129239 152737 162591 176235 199733 212619 226083 251277 270985 354365 376805 387717 418795 458211 599199 646195 763685 812955 921349 998665 1063095 1130415 1256385 1680107 1938585 2197063 2291055 2596529 2764047 2995995 4606745 5040321 6591189 7789587 8400535 10985315 12982645 13820235 25201605 28561819 32955945 38947935 85685457 142809095 428427285
- Sum of all divisors σ(n): 882524160
- Sum of proper divisors (its aliquot sum) s(n): 454096875
- 428427285 is an abundant number, because the sum of its proper divisors (454096875) is greater than itself. Its abundance is 25669590
Bases of 428427285
- Binary: 110011000100101001000000101012
- Hexadecimal: 0x19894815
- Base-36: 732OLX
Squares and roots of 428427285
- 428427285 squared (4284272852) is 183549938532471225
- 428427285 cubed (4284272853) is 78637801827383531267374125
-
The
square root of 428427285 is 20698.4850894939 -
The
cube root of 428427285 is 753.8629053467
Scales and comparisons
How big is 428427285?- 428,427,285 seconds is equal to 13 years, 32 weeks, 2 days, 15 hours, 34 minutes, 45 seconds.
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To count from 1 to 428,427,285 would take you about twenty 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 428427285 cubic inches would be around 62.8 feet tall.
Recreational maths with 428427285
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The information we have on file for 428427285 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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