Base | Representation |
---|---|
bin | 1011001100101010101000… |
… | …0111011000001010000100 |
3 | 1121121001000111112022122020 |
4 | 2303022222013120022010 |
5 | 3103210421431043022 |
6 | 42104054401403140 |
7 | 2410346355023523 |
oct | 263125207301204 |
9 | 47531014468566 |
10 | 12312230331012 |
11 | 3a17651051887 |
12 | 146a2390394b0 |
13 | 6b40662c9b41 |
14 | 307cb51784ba |
15 | 16540919b35c |
hex | b32aa1d8284 |
12312230331012 has 48 divisors (see below), whose sum is σ = 29392871485824. Its totient is φ = 4010063040000.
The previous prime is 12312230330969. The next prime is 12312230331041. The reversal of 12312230331012 is 21013303221321.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55584789 + ... + 55805852.
It is an arithmetic number, because the mean of its divisors is an integer number (612351489288).
Almost surely, 212312230331012 is an apocalyptic number.
12312230331012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12312230331012 is an abundant number, since it is smaller than the sum of its proper divisors (17080641154812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12312230331012 is a wasteful number, since it uses less digits than its factorization.
12312230331012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111390860 (or 111390858 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 12312230331012 its reverse (21013303221321), we get a palindrome (33325533552333).
The spelling of 12312230331012 in words is "twelve trillion, three hundred twelve billion, two hundred thirty million, three hundred thirty-one thousand, twelve".
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