Base | Representation |
---|---|
bin | 10110111101100111… |
… | …00101110100101100 |
3 | 1011211011022022212200 |
4 | 23132303211310230 |
5 | 200221432011222 |
6 | 5355143501500 |
7 | 614333164221 |
oct | 133663456454 |
9 | 34734268780 |
10 | 12328000812 |
11 | 5256920526 |
12 | 2480757890 |
13 | 12160b764a |
14 | 84d3dd948 |
15 | 4c2460eac |
hex | 2dece5d2c |
12328000812 has 36 divisors (see below), whose sum is σ = 32802577080. Its totient is φ = 3893052672.
The previous prime is 12328000787. The next prime is 12328000843. The reversal of 12328000812 is 21800082321.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9011013 + ... + 9012380.
Almost surely, 212328000812 is an apocalyptic number.
12328000812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12328000812 is an abundant number, since it is smaller than the sum of its proper divisors (20474576268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12328000812 is a wasteful number, since it uses less digits than its factorization.
12328000812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18023422 (or 18023417 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The spelling of 12328000812 in words is "twelve billion, three hundred twenty-eight million, eight hundred twelve", and thus it is an aban number.
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