Base | Representation |
---|---|
bin | 110001000011110101… |
… | …0101100101101001111 |
3 | 101001221101122102021022 |
4 | 1202013222230231033 |
5 | 3211231431114211 |
6 | 120222150224355 |
7 | 10416542356406 |
oct | 1420752545517 |
9 | 331841572238 |
10 | 105355332431 |
11 | 4075437a678 |
12 | 185033550bb |
13 | 9c201706bb |
14 | 51563ba63d |
15 | 2b1947ebdb |
hex | 1887aacb4f |
105355332431 has 2 divisors, whose sum is σ = 105355332432. Its totient is φ = 105355332430.
The previous prime is 105355332371. The next prime is 105355332487. The reversal of 105355332431 is 134233553501.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 105355332431 - 226 = 105288223567 is a prime.
It is a super-2 number, since 2×1053553324312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105355332391 and 105355332400.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (105355332491) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52677666215 + 52677666216.
It is an arithmetic number, because the mean of its divisors is an integer number (52677666216).
Almost surely, 2105355332431 is an apocalyptic number.
105355332431 is a deficient number, since it is larger than the sum of its proper divisors (1).
105355332431 is an equidigital number, since it uses as much as digits as its factorization.
105355332431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 81000, while the sum is 35.
Adding to 105355332431 its reverse (134233553501), we get a palindrome (239588885932).
The spelling of 105355332431 in words is "one hundred five billion, three hundred fifty-five million, three hundred thirty-two thousand, four hundred thirty-one".
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