Base | Representation |
---|---|
bin | 101100001100100111… |
… | …001101110100000111 |
3 | 11112111022022010120112 |
4 | 230030213031310013 |
5 | 1234142244401142 |
6 | 33445012023235 |
7 | 3300003305246 |
oct | 541447156407 |
9 | 145438263515 |
10 | 47456247047 |
11 | 191428a5890 |
12 | 9245001b1b |
13 | 4623a61771 |
14 | 242297095d |
15 | 137b3c5382 |
hex | b0c9cdd07 |
47456247047 has 16 divisors (see below), whose sum is σ = 56864574720. Its totient is φ = 39094387200.
The previous prime is 47456247023. The next prime is 47456247053. The reversal of 47456247047 is 74074265474.
47456247047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 47456247047 - 28 = 47456246791 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47456246986 and 47456247004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47456247067) 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, 4931354 + ... + 4940967.
It is an arithmetic number, because the mean of its divisors is an integer number (3554035920).
Almost surely, 247456247047 is an apocalyptic number.
47456247047 is a deficient number, since it is larger than the sum of its proper divisors (9408327673).
47456247047 is a wasteful number, since it uses less digits than its factorization.
47456247047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9872374.
The product of its (nonzero) digits is 5268480, while the sum is 50.
The spelling of 47456247047 in words is "forty-seven billion, four hundred fifty-six million, two hundred forty-seven thousand, forty-seven".
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