Base | Representation |
---|---|
bin | 10111111011010100010011… |
… | …101001000001101110111101 |
3 | 111210121000102211220212112100 |
4 | 113323110103221001232331 |
5 | 102243102222222211110 |
6 | 1011450334051055313 |
7 | 31110466201050054 |
oct | 2773242351015675 |
9 | 453530384825470 |
10 | 105231323241405 |
11 | 3059139865a7a9 |
12 | b9766512a1539 |
13 | 469436aaa603a |
14 | 1bdb31a73539b |
15 | c27495320bc0 |
hex | 5fb513a41bbd |
105231323241405 has 24 divisors (see below), whose sum is σ = 182403153878400. Its totient is φ = 56122697443680.
The previous prime is 105231323241391. The next prime is 105231323241439. The reversal of 105231323241405 is 504142323132501.
105231323241405 is a `hidden beast` number, since 1 + 0 + 5 + 2 + 3 + 1 + 3 + 2 + 3 + 241 + 405 = 666.
It is not a de Polignac number, because 105231323241405 - 27 = 105231323241277 is a prime.
It is a super-2 number, since 2×1052313232414052 (a number of 29 digits) contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 105231323241405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10266841 + ... + 17772750.
It is an arithmetic number, because the mean of its divisors is an integer number (7600131411600).
Almost surely, 2105231323241405 is an apocalyptic number.
105231323241405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
105231323241405 is a deficient number, since it is larger than the sum of its proper divisors (77171830636995).
105231323241405 is a wasteful number, since it uses less digits than its factorization.
105231323241405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28123001 (or 28122998 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
Adding to 105231323241405 its reverse (504142323132501), we get a palindrome (609373646373906).
The spelling of 105231323241405 in words is "one hundred five trillion, two hundred thirty-one billion, three hundred twenty-three million, two hundred forty-one thousand, four hundred five".
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