Base | Representation |
---|---|
bin | 101111000011100010… |
… | …100010101110011001 |
3 | 11211102012011202121100 |
4 | 233003202202232121 |
5 | 1311433431040010 |
6 | 35113323302013 |
7 | 3436030363110 |
oct | 570342425631 |
9 | 154365152540 |
10 | 50525252505 |
11 | 1a478208032 |
12 | 996097a909 |
13 | 49c2826c20 |
14 | 26343bac77 |
15 | 14aaa4a2c0 |
hex | bc38a2b99 |
50525252505 has 288 divisors, whose sum is σ = 114716189952. Its totient is φ = 20017290240.
The previous prime is 50525252501. The next prime is 50525252521.
50525252505 is a `hidden beast` number, since 5 + 0 + 52 + 52 + 52 + 505 = 666.
50525252505 is nontrivially palindromic in base 10.
50525252505 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 50525252505 - 22 = 50525252501 is a prime.
It is a super-2 number, since 2×505252525052 (a number of 22 digits) contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 50525252505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50525252501) by changing a digit.
It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 145605742 + ... + 145606088.
It is an arithmetic number, because the mean of its divisors is an integer number (398320104).
Almost surely, 250525252505 is an apocalyptic number.
It is an amenable number.
50525252505 is an abundant number, since it is smaller than the sum of its proper divisors (64190937447).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50525252505 is a wasteful number, since it uses less digits than its factorization.
50525252505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 477 (or 443 counting only the distinct ones).
The product of its (nonzero) digits is 125000, while the sum is 36.
The spelling of 50525252505 in words is "fifty billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred five".
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