Base | Representation |
---|---|
bin | 10110111110000000… |
… | …01101110101100111 |
3 | 1011211101112110211110 |
4 | 23133000031311213 |
5 | 200223303413224 |
6 | 5355342440103 |
7 | 614403260250 |
oct | 133700156547 |
9 | 34741473743 |
10 | 12331310439 |
11 | 5258781058 |
12 | 2481893033 |
13 | 12169a5bc6 |
14 | 84da21b27 |
15 | 4c28b6929 |
hex | 2df00dd67 |
12331310439 has 32 divisors (see below), whose sum is σ = 18872156160. Its totient is φ = 7015940352.
The previous prime is 12331310419. The next prime is 12331310543. The reversal of 12331310439 is 93401313321.
It is not a de Polignac number, because 12331310439 - 27 = 12331310311 is a prime.
It is a super-2 number, since 2×123313104392 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12331310419) 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 31 ways as a sum of consecutive naturals, for example, 6891957 + ... + 6893745.
It is an arithmetic number, because the mean of its divisors is an integer number (589754880).
Almost surely, 212331310439 is an apocalyptic number.
12331310439 is a deficient number, since it is larger than the sum of its proper divisors (6540845721).
12331310439 is a wasteful number, since it uses less digits than its factorization.
12331310439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3039.
The product of its (nonzero) digits is 5832, while the sum is 30.
The spelling of 12331310439 in words is "twelve billion, three hundred thirty-one million, three hundred ten thousand, four hundred thirty-nine".
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