Base | Representation |
---|---|
bin | 110100001100110110… |
… | …001011110010100001 |
3 | 12100200020011101010112 |
4 | 310030312023302201 |
5 | 1404242311334010 |
6 | 41425444141105 |
7 | 4022655015212 |
oct | 641466136241 |
9 | 170606141115 |
10 | 56050105505 |
11 | 21852906949 |
12 | aa43097795 |
13 | 539332cc04 |
14 | 29da063409 |
15 | 16d0ac8a05 |
hex | d0cd8bca1 |
56050105505 has 4 divisors (see below), whose sum is σ = 67260126612. Its totient is φ = 44840084400.
The previous prime is 56050105487. The next prime is 56050105519. The reversal of 56050105505 is 50550105065.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9542163856 + 46507941649 = 97684^2 + 215657^2 .
It is not a de Polignac number, because 56050105505 - 218 = 56049843361 is a prime.
It is a super-2 number, since 2×560501055052 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5605010546 + ... + 5605010555.
It is an arithmetic number, because the mean of its divisors is an integer number (16815031653).
Almost surely, 256050105505 is an apocalyptic number.
It is an amenable number.
56050105505 is a deficient number, since it is larger than the sum of its proper divisors (11210021107).
56050105505 is a wasteful number, since it uses less digits than its factorization.
56050105505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11210021106.
The product of its (nonzero) digits is 18750, while the sum is 32.
The spelling of 56050105505 in words is "fifty-six billion, fifty million, one hundred five thousand, five hundred five".
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