42390840105
42,390,840,105 is an odd composite number composed of five prime numbers multiplied together.
42390840105 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 42390840105:
34 × 5 × 31 × 61 × 55351
(3 × 3 × 3 × 3 × 5 × 31 × 61 × 55351)See below for interesting mathematical facts about the number 42390840105 from the Numbermatics database.
Names of 42390840105
- Cardinal: 42390840105 can be written as Forty-two billion, three hundred ninety million, eight hundred forty thousand, one hundred five.
Scientific notation
- Scientific notation: 4.2390840105 × 1010
Factors of 42390840105
Divisors of 42390840105
- Number of divisors d(n): 80
-
Complete list of divisors:
1 3 5 9 15 27 31 45 61 81 93 135 155 183 279 305 405 465 549 837 915 1395 1647 1891 2511 2745 4185 4941 5673 8235 9455 12555 17019 24705 28365 51057 55351 85095 153171 166053 255285 276755 498159 765855 830265 1494477 1715881 2490795 3376411 4483431 5147643 7472385 8579405 10129233 15442929 16882055 22417155 25738215 30387699 46328787 50646165 77214645 91163097 104668741 138986361 151938495 231643935 273489291 314006223 455815485 523343705 694931805 942018669 1367446455 1570031115 2826056007 4710093345 8478168021 14130280035 42390840105
- Sum of all divisors σ(n): 79728135168
- Sum of proper divisors (its aliquot sum) s(n): 37337295063
- 42390840105 is a deficient number, because the sum of its proper divisors (37337295063) is less than itself. Its deficiency is 5053545042
Bases of 42390840105
- Binary: 1001110111101011000011100011001010012
- Hexadecimal: 0x9DEB0E329
- Base-36: JH2ETK9
Squares and roots of 42390840105
- 42390840105 squared (423908401052) is 1796983324807676411025
- 42390840105 cubed (423908401053) is 76175632793273490616341034157625
-
The
square root of 42390840105 is 205890.3594270503 -
The
cube root of 42390840105 is 3486.7756775325
Scales and comparisons
How big is 42390840105?- 42,390,840,105 seconds is equal to 1,347 years, 46 weeks, 4 days, 17 hours, 21 minutes, 45 seconds.
-
To count from 1 to 42,390,840,105 would take you about two thousand, six hundred ninety-five 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 42390840105 cubic inches would be around 290.6 feet tall.
Recreational maths with 42390840105
- 42390840105 backwards is 50104809324
- The number of decimal digits it has is: 11
- The sum of 42390840105's digits is 36
- More coming soon!
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