Base | Representation |
---|---|
bin | 10111000100101111… |
… | …10101110010100001 |
3 | 1011222022220020000020 |
4 | 23202113311302201 |
5 | 200332241210131 |
6 | 5405122144053 |
7 | 615660601101 |
oct | 134227656241 |
9 | 34868806006 |
10 | 12387835041 |
11 | 52876788aa |
12 | 24987b2029 |
13 | 122560700a |
14 | 857337201 |
15 | 4c782e996 |
hex | 2e25f5ca1 |
12387835041 has 16 divisors (see below), whose sum is σ = 16906813440. Its totient is φ = 8063833680.
The previous prime is 12387835027. The next prime is 12387835069. The reversal of 12387835041 is 14053878321.
It is not a de Polignac number, because 12387835041 - 211 = 12387832993 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12387834984 and 12387835002.
It is not an unprimeable number, because it can be changed into a prime (12387835021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423280 + ... + 451598.
It is an arithmetic number, because the mean of its divisors is an integer number (1056675840).
Almost surely, 212387835041 is an apocalyptic number.
It is an amenable number.
12387835041 is a deficient number, since it is larger than the sum of its proper divisors (4518978399).
12387835041 is a wasteful number, since it uses less digits than its factorization.
12387835041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31756.
The product of its (nonzero) digits is 161280, while the sum is 42.
The spelling of 12387835041 in words is "twelve billion, three hundred eighty-seven million, eight hundred thirty-five thousand, forty-one".
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