Base | Representation |
---|---|
bin | 1110000110111001011010… |
… | …10111111100011000100101 |
3 | 11001211210120211001102021102 |
4 | 13003130231113330120211 |
5 | 13031241214331432443 |
6 | 145551524544325445 |
7 | 6351234354211403 |
oct | 703345527743045 |
9 | 131753524042242 |
10 | 31023310030373 |
11 | 9980a03810861 |
12 | 3590637913885 |
13 | 1440640a9736b |
14 | 793771546473 |
15 | 38bec2b90cb8 |
hex | 1c372d5fc625 |
31023310030373 has 2 divisors, whose sum is σ = 31023310030374. Its totient is φ = 31023310030372.
The previous prime is 31023310030337. The next prime is 31023310030381. The reversal of 31023310030373 is 37303001332013.
It is a happy number.
Together with previous prime (31023310030337) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 28804023495844 + 2219286534529 = 5366938^2 + 1489727^2 .
It is a cyclic number.
It is not a de Polignac number, because 31023310030373 - 224 = 31023293253157 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31023310030073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511655015186 + 15511655015187.
It is an arithmetic number, because the mean of its divisors is an integer number (15511655015187).
Almost surely, 231023310030373 is an apocalyptic number.
It is an amenable number.
31023310030373 is a deficient number, since it is larger than the sum of its proper divisors (1).
31023310030373 is an equidigital number, since it uses as much as digits as its factorization.
31023310030373 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10206, while the sum is 29.
Adding to 31023310030373 its reverse (37303001332013), we get a palindrome (68326311362386).
The spelling of 31023310030373 in words is "thirty-one trillion, twenty-three billion, three hundred ten million, thirty thousand, three hundred seventy-three".
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