Base | Representation |
---|---|
bin | 1001101001001001110… |
… | …11110001100111101111 |
3 | 1011200020002212012201221 |
4 | 10310210323301213233 |
5 | 20412032011200221 |
6 | 412113433244211 |
7 | 32636501435056 |
oct | 4644473614757 |
9 | 1150202765657 |
10 | 331332131311 |
11 | 1185763942a5 |
12 | 5426a563667 |
13 | 2532419ba8c |
14 | 1207247339d |
15 | 8943223541 |
hex | 4d24ef19ef |
331332131311 has 2 divisors, whose sum is σ = 331332131312. Its totient is φ = 331332131310.
The previous prime is 331332131309. The next prime is 331332131357. The reversal of 331332131311 is 113131233133.
It is a weak prime.
It is an emirp because it is prime and its reverse (113131233133) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 331332131311 - 21 = 331332131309 is a prime.
Together with 331332131309, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (331332131411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165666065655 + 165666065656.
It is an arithmetic number, because the mean of its divisors is an integer number (165666065656).
Almost surely, 2331332131311 is an apocalyptic number.
331332131311 is a deficient number, since it is larger than the sum of its proper divisors (1).
331332131311 is an equidigital number, since it uses as much as digits as its factorization.
331332131311 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1458, while the sum is 25.
Adding to 331332131311 its reverse (113131233133), we get a palindrome (444463364444).
The spelling of 331332131311 in words is "three hundred thirty-one billion, three hundred thirty-two million, one hundred thirty-one thousand, three hundred eleven".
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