Base | Representation |
---|---|
bin | 10111000100101111… |
… | …10101110010100011 |
3 | 1011222022220020000022 |
4 | 23202113311302203 |
5 | 200332241210133 |
6 | 5405122144055 |
7 | 615660601103 |
oct | 134227656243 |
9 | 34868806008 |
10 | 12387835043 |
11 | 5287678901 |
12 | 24987b202b |
13 | 122560700c |
14 | 857337203 |
15 | 4c782e998 |
hex | 2e25f5ca3 |
12387835043 has 8 divisors (see below), whose sum is σ = 13331557440. Its totient is φ = 11468004480.
The previous prime is 12387835027. The next prime is 12387835069. The reversal of 12387835043 is 34053878321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12387835043 - 24 = 12387835027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12387834985 and 12387835003.
It is not an unprimeable number, because it can be changed into a prime (12387835003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5971883 + ... + 5973956.
It is an arithmetic number, because the mean of its divisors is an integer number (1666444680).
Almost surely, 212387835043 is an apocalyptic number.
12387835043 is a deficient number, since it is larger than the sum of its proper divisors (943722397).
12387835043 is a wasteful number, since it uses less digits than its factorization.
12387835043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11945917.
The product of its (nonzero) digits is 483840, while the sum is 44.
The spelling of 12387835043 in words is "twelve billion, three hundred eighty-seven million, eight hundred thirty-five thousand, forty-three".
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