18438642368448699
18,438,642,368,448,699 is an odd composite number composed of four prime numbers multiplied together.
18438642368448699 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 18438642368448699:
3 × 83 × 3307 × 22392129593
See below for interesting mathematical facts about the number 18438642368448699 from the Numbermatics database.
Names of 18438642368448699
- Cardinal: 18438642368448699 can be written as Eighteen quadrillion, four hundred thirty-eight trillion, six hundred forty-two billion, three hundred sixty-eight million, four hundred forty-eight thousand, six hundred ninety-nine.
Scientific notation
- Scientific notation: 1.8438642368448699 × 1016
Factors of 18438642368448699
- Number of distinct prime factors ω(n): 4
- Total number of prime factors Ω(n): 4
- Sum of prime factors: 22392132986
Divisors of 18438642368448699
- Number of divisors d(n): 16
- Complete list of divisors:
- Sum of all divisors σ(n): 24888583338175872
- Sum of proper divisors (its aliquot sum) s(n): 6449940969727173
- 18438642368448699 is a deficient number, because the sum of its proper divisors (6449940969727173) is less than itself. Its deficiency is 11988701398721526
Bases of 18438642368448699
- Binary: 10000011000000111011000111110001000001100001000101110112
- Hexadecimal: 0x4181D8F88308BB
- Base-36: 51JYBD6JB23
Squares and roots of 18438642368448699
- 18438642368448699 squared (184386423684486992) is 339983532391551448207959794792601
- 18438642368448699 cubed (184386423684486993) is 6268834764929711169179601890362901923482813276099
-
The
square root of 18438642368448699 is 135788962.6164391133 -
The
cube root of 18438642368448699 is 264185.9073179283
Scales and comparisons
How big is 18438642368448699?- 18,438,642,368,448,699 seconds is equal to 586,291,792 years, 44 weeks, 1 day, 18 hours, 51 minutes, 39 seconds.
-
To count from 1 to 18,438,642,368,448,699 would take you about one billion, seven hundred fifty-eight million, eight hundred seventy-five thousand, three hundred seventy-eight 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 18438642368448699 cubic inches would be around 22015.5 feet tall.
Recreational maths with 18438642368448699
- 18438642368448699 backwards is 99684486324683481
- The number of decimal digits it has is: 17
- The sum of 18438642368448699's digits is 93
- More coming soon!
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