Base | Representation |
---|---|
bin | 110101001000100000… |
… | …110111111100111001 |
3 | 12110020222210211000111 |
4 | 311020200313330321 |
5 | 1413320043332220 |
6 | 42113044104321 |
7 | 4056531535516 |
oct | 651040677471 |
9 | 173228724014 |
10 | 57051152185 |
11 | 22216985055 |
12 | b0823950a1 |
13 | 54c2845621 |
14 | 2a92da430d |
15 | 173d91515a |
hex | d48837f39 |
57051152185 has 4 divisors (see below), whose sum is σ = 68461382628. Its totient is φ = 45640921744.
The previous prime is 57051152173. The next prime is 57051152231. The reversal of 57051152185 is 58125115075.
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 28778747449 + 28272404736 = 169643^2 + 168144^2 .
It is a cyclic number.
It is not a de Polignac number, because 57051152185 - 211 = 57051150137 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5705115214 + ... + 5705115223.
It is an arithmetic number, because the mean of its divisors is an integer number (17115345657).
Almost surely, 257051152185 is an apocalyptic number.
It is an amenable number.
57051152185 is a deficient number, since it is larger than the sum of its proper divisors (11410230443).
57051152185 is a wasteful number, since it uses less digits than its factorization.
57051152185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11410230442.
The product of its (nonzero) digits is 70000, while the sum is 40.
The spelling of 57051152185 in words is "fifty-seven billion, fifty-one million, one hundred fifty-two thousand, one hundred eighty-five".
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