Base | Representation |
---|---|
bin | 101100100111011000… |
… | …011101101011010001 |
3 | 11120122121101200011021 |
4 | 230213120131223101 |
5 | 1241102233132224 |
6 | 34001334115441 |
7 | 3314065611160 |
oct | 544730355321 |
9 | 146577350137 |
10 | 47905364689 |
11 | 19353369596 |
12 | 934b4abb81 |
13 | 4695b0c950 |
14 | 246647d3d7 |
15 | 13a5a3c1e4 |
hex | b2761dad1 |
47905364689 has 32 divisors (see below), whose sum is σ = 63024643584. Its totient is φ = 35370846720.
The previous prime is 47905364669. The next prime is 47905364701. The reversal of 47905364689 is 98646350974.
It is a cyclic number.
It is not a de Polignac number, because 47905364689 - 217 = 47905233617 is a prime.
It is not an unprimeable number, because it can be changed into a prime (47905364609) 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 31 ways as a sum of consecutive naturals, for example, 193314 + ... + 364939.
It is an arithmetic number, because the mean of its divisors is an integer number (1969520112).
Almost surely, 247905364689 is an apocalyptic number.
It is an amenable number.
47905364689 is a deficient number, since it is larger than the sum of its proper divisors (15119278895).
47905364689 is a wasteful number, since it uses less digits than its factorization.
47905364689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 558337.
The product of its (nonzero) digits is 39191040, while the sum is 61.
The spelling of 47905364689 in words is "forty-seven billion, nine hundred five million, three hundred sixty-four thousand, six hundred eighty-nine".
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