Base | Representation |
---|---|
bin | 101111000010101100… |
… | …100111001101100001 |
3 | 11211101012120111201221 |
4 | 233002230213031201 |
5 | 1311421321140410 |
6 | 35112100255041 |
7 | 3435466252153 |
oct | 570254471541 |
9 | 154335514657 |
10 | 50511115105 |
11 | 1a470231430 |
12 | 99580a1481 |
13 | 49bc9170b9 |
14 | 263257aad3 |
15 | 14a96a64da |
hex | bc2b27361 |
50511115105 has 48 divisors (see below), whose sum is σ = 71433938880. Its totient is φ = 33987814400.
The previous prime is 50511115073. The next prime is 50511115121. The reversal of 50511115105 is 50151111505.
50511115105 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 50511115105 - 25 = 50511115073 is a prime.
It is a super-2 number, since 2×505111151052 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 50511115105.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 910875 + ... + 964735.
It is an arithmetic number, because the mean of its divisors is an integer number (1488207060).
Almost surely, 250511115105 is an apocalyptic number.
50511115105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
50511115105 is a deficient number, since it is larger than the sum of its proper divisors (20922823775).
50511115105 is a wasteful number, since it uses less digits than its factorization.
50511115105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53970 (or 53953 counting only the distinct ones).
The product of its (nonzero) digits is 625, while the sum is 25.
The spelling of 50511115105 in words is "fifty billion, five hundred eleven million, one hundred fifteen thousand, one hundred five".
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