Base | Representation |
---|---|
bin | 11101010001101110… |
… | …110111011000100111 |
3 | 10000010211101211012110 |
4 | 131101232313120213 |
5 | 1003340104323142 |
6 | 22235210452103 |
7 | 2162004453660 |
oct | 352156673047 |
9 | 100124354173 |
10 | 31436011047 |
11 | 12371899421 |
12 | 6113a34033 |
13 | 2c6ca4188c |
14 | 1743052367 |
15 | c3ec3399c |
hex | 751bb7627 |
31436011047 has 16 divisors (see below), whose sum is σ = 49985210880. Its totient is φ = 17182415712.
The previous prime is 31436011031. The next prime is 31436011051. The reversal of 31436011047 is 74011063413.
It is not a de Polignac number, because 31436011047 - 24 = 31436011031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31436011007) 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, 32541972 + ... + 32542937.
It is an arithmetic number, because the mean of its divisors is an integer number (3124075680).
Almost surely, 231436011047 is an apocalyptic number.
31436011047 is a deficient number, since it is larger than the sum of its proper divisors (18549199833).
31436011047 is a wasteful number, since it uses less digits than its factorization.
31436011047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65084942.
The product of its (nonzero) digits is 6048, while the sum is 30.
The spelling of 31436011047 in words is "thirty-one billion, four hundred thirty-six million, eleven thousand, forty-seven".
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