Base | Representation |
---|---|
bin | 1011000111111100011010… |
… | …0100000011100000111001 |
3 | 1121022021121121120200112112 |
4 | 2301333012210003200321 |
5 | 3100343244411411212 |
6 | 42002520302222105 |
7 | 2401445066042243 |
oct | 261770644034071 |
9 | 47267547520475 |
10 | 12231103232057 |
11 | 39961aaa01666 |
12 | 1456577884935 |
13 | 6a9507816988 |
14 | 303dba849093 |
15 | 16325bc92422 |
hex | b1fc6903839 |
12231103232057 has 2 divisors, whose sum is σ = 12231103232058. Its totient is φ = 12231103232056.
The previous prime is 12231103231993. The next prime is 12231103232059. The reversal of 12231103232057 is 75023230113221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9649621555456 + 2581481676601 = 3106384^2 + 1606699^2 .
It is a cyclic number.
It is not a de Polignac number, because 12231103232057 - 26 = 12231103231993 is a prime.
Together with 12231103232059, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12231103232059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115551616028 + 6115551616029.
It is an arithmetic number, because the mean of its divisors is an integer number (6115551616029).
Almost surely, 212231103232057 is an apocalyptic number.
It is an amenable number.
12231103232057 is a deficient number, since it is larger than the sum of its proper divisors (1).
12231103232057 is an equidigital number, since it uses as much as digits as its factorization.
12231103232057 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15120, while the sum is 32.
Adding to 12231103232057 its reverse (75023230113221), we get a palindrome (87254333345278).
The spelling of 12231103232057 in words is "twelve trillion, two hundred thirty-one billion, one hundred three million, two hundred thirty-two thousand, fifty-seven".
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