Base | Representation |
---|---|
bin | 1101000111000… |
… | …0010001110111 |
3 | 10211110120101212 |
4 | 3101300101313 |
5 | 103034021342 |
6 | 5242312035 |
7 | 1235241410 |
oct | 321602167 |
9 | 124416355 |
10 | 54985847 |
11 | 29046754 |
12 | 164b861b |
13 | b512907 |
14 | 7434807 |
15 | 4c62182 |
hex | 3470477 |
54985847 has 24 divisors (see below), whose sum is σ = 67952640. Its totient is φ = 43536240.
The previous prime is 54985841. The next prime is 54985883. The reversal of 54985847 is 74858945.
54985847 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 54985847 - 24 = 54985831 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54985795 and 54985804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54985841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114554 + ... + 115032.
It is an arithmetic number, because the mean of its divisors is an integer number (2831360).
Almost surely, 254985847 is an apocalyptic number.
54985847 is a deficient number, since it is larger than the sum of its proper divisors (12966793).
54985847 is a wasteful number, since it uses less digits than its factorization.
54985847 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 563 (or 540 counting only the distinct ones).
The product of its digits is 1612800, while the sum is 50.
The square root of 54985847 is about 7415.2442306373. The cubic root of 54985847 is about 380.2626231649.
The spelling of 54985847 in words is "fifty-four million, nine hundred eighty-five thousand, eight hundred forty-seven".
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