Base | Representation |
---|---|
bin | 100011100001100011101010… |
… | …0101010011010011111000101 |
3 | 1111222101100102120012002110021 |
4 | 1013003013110222122133011 |
5 | 311424043430313333323 |
6 | 3024325103144055141 |
7 | 122550411546303562 |
oct | 10703072452323705 |
9 | 1458340376162407 |
10 | 312475323574213 |
11 | 90623049a408a8 |
12 | 2b0679897644b1 |
13 | 105483b176bc97 |
14 | 5723c5a23d869 |
15 | 261d300d0905d |
hex | 11c31d4a9a7c5 |
312475323574213 has 2 divisors, whose sum is σ = 312475323574214. Its totient is φ = 312475323574212.
The previous prime is 312475323574201. The next prime is 312475323574231.
It is a happy number.
312475323574213 is nontrivially palindromic in base 10.
Together with next prime (312475323574231) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 286234221097764 + 26241102476449 = 16918458^2 + 5122607^2 .
It is a palprime.
It is a cyclic number.
It is not a de Polignac number, because 312475323574213 - 229 = 312474786703301 is a prime.
It is a super-2 number, since 2×3124753235742132 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (312475323574013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156237661787106 + 156237661787107.
It is an arithmetic number, because the mean of its divisors is an integer number (156237661787107).
Almost surely, 2312475323574213 is an apocalyptic number.
It is an amenable number.
312475323574213 is a deficient number, since it is larger than the sum of its proper divisors (1).
312475323574213 is an equidigital number, since it uses as much as digits as its factorization.
312475323574213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12700800, while the sum is 52.
The spelling of 312475323574213 in words is "three hundred twelve trillion, four hundred seventy-five billion, three hundred twenty-three million, five hundred seventy-four thousand, two hundred thirteen".
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