Base | Representation |
---|---|
bin | 11110111000011… |
… | …110101001000101 |
3 | 1100002221022211200 |
4 | 132320132221011 |
5 | 2030114401203 |
6 | 123225053113 |
7 | 15560651631 |
oct | 3670365105 |
9 | 1302838750 |
10 | 518122053 |
11 | 246514849 |
12 | 125627199 |
13 | 8345b7c7 |
14 | 4cb51dc1 |
15 | 307479a3 |
hex | 1ee1ea45 |
518122053 has 12 divisors (see below), whose sum is σ = 757872960. Its totient is φ = 341041896.
The previous prime is 518122051. The next prime is 518122057. The reversal of 518122053 is 350221815.
It is a happy number.
It is not a de Polignac number, because 518122053 - 21 = 518122051 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (518122051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363651 + ... + 365072.
It is an arithmetic number, because the mean of its divisors is an integer number (63156080).
Almost surely, 2518122053 is an apocalyptic number.
It is an amenable number.
518122053 is a deficient number, since it is larger than the sum of its proper divisors (239750907).
518122053 is a wasteful number, since it uses less digits than its factorization.
518122053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 728808 (or 728805 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 518122053 is about 22762.2945460250. The cubic root of 518122053 is about 803.1759443084.
Adding to 518122053 its reverse (350221815), we get a palindrome (868343868).
The spelling of 518122053 in words is "five hundred eighteen million, one hundred twenty-two thousand, fifty-three".
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