Base | Representation |
---|---|
bin | 10111001001001100… |
… | …11001011010010100 |
3 | 1012001221012211111110 |
4 | 23210212121122110 |
5 | 200421323033041 |
6 | 5412535135020 |
7 | 616623334422 |
oct | 134446313224 |
9 | 35057184443 |
10 | 12425205396 |
11 | 52a678279a |
12 | 24a9214470 |
13 | 123028c956 |
14 | 85c2a4112 |
15 | 4cac62516 |
hex | 2e4999694 |
12425205396 has 12 divisors (see below), whose sum is σ = 28992145952. Its totient is φ = 4141735128.
The previous prime is 12425205391. The next prime is 12425205427. The reversal of 12425205396 is 69350252421.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12425205391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517716880 + ... + 517716903.
Almost surely, 212425205396 is an apocalyptic number.
It is an amenable number.
12425205396 is an abundant number, since it is smaller than the sum of its proper divisors (16566940556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12425205396 is a wasteful number, since it uses less digits than its factorization.
12425205396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1035433790 (or 1035433788 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 39.
The spelling of 12425205396 in words is "twelve billion, four hundred twenty-five million, two hundred five thousand, three hundred ninety-six".
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