Base | Representation |
---|---|
bin | 111011111101… |
… | …0010101111111 |
3 | 2012011000111100 |
4 | 1313322111333 |
5 | 31021342421 |
6 | 3041424143 |
7 | 531120432 |
oct | 167722577 |
9 | 65130440 |
10 | 31434111 |
11 | 1681aa05 |
12 | a63b053 |
13 | 6687987 |
14 | 4263819 |
15 | 2b5dc26 |
hex | 1dfa57f |
31434111 has 12 divisors (see below), whose sum is σ = 45874192. Its totient is φ = 20739456.
The previous prime is 31434107. The next prime is 31434149. The reversal of 31434111 is 11143413.
31434111 is a `hidden beast` number, since 314 + 341 + 11 = 666.
It is not a de Polignac number, because 31434111 - 22 = 31434107 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31434181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17131 + ... + 18876.
Almost surely, 231434111 is an apocalyptic number.
31434111 is a deficient number, since it is larger than the sum of its proper divisors (14440081).
31434111 is a wasteful number, since it uses less digits than its factorization.
31434111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36110 (or 36107 counting only the distinct ones).
The product of its digits is 144, while the sum is 18.
The square root of 31434111 is about 5606.6131487735. The cubic root of 31434111 is about 315.5976258454.
Adding to 31434111 its reverse (11143413), we get a palindrome (42577524).
The spelling of 31434111 in words is "thirty-one million, four hundred thirty-four thousand, one hundred eleven".
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