Base | Representation |
---|---|
bin | 1101000011111… |
… | …1101000000011 |
3 | 10211002110000222 |
4 | 3100333220003 |
5 | 103011132223 |
6 | 5234133255 |
7 | 1233451406 |
oct | 320775003 |
9 | 124073028 |
10 | 54786563 |
11 | 28a1aa57 |
12 | 1642122b |
13 | b472cb0 |
14 | 73c1d3d |
15 | 4c230c8 |
hex | 343fa03 |
54786563 has 16 divisors (see below), whose sum is σ = 62909280. Its totient is φ = 47264256.
The previous prime is 54786553. The next prime is 54786569. The reversal of 54786563 is 36568745.
54786563 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 54786563 - 24 = 54786547 is a prime.
It is a super-3 number, since 3×547865633 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54786569) 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 15 ways as a sum of consecutive naturals, for example, 33908 + ... + 35486.
It is an arithmetic number, because the mean of its divisors is an integer number (3931830).
Almost surely, 254786563 is an apocalyptic number.
54786563 is a deficient number, since it is larger than the sum of its proper divisors (8122717).
54786563 is a wasteful number, since it uses less digits than its factorization.
54786563 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1766.
The product of its digits is 604800, while the sum is 44.
The square root of 54786563 is about 7401.7945796948. The cubic root of 54786563 is about 379.8026745594.
The spelling of 54786563 in words is "fifty-four million, seven hundred eighty-six thousand, five hundred sixty-three".
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