Base | Representation |
---|---|
bin | 11001111111100101010000… |
… | …10010010001000101110001 |
3 | 21111101110120222021000012002 |
4 | 30333302220102101011301 |
5 | 24443003142010323144 |
6 | 321323015552343345 |
7 | 15016456143364262 |
oct | 1477625022210561 |
9 | 244343528230162 |
10 | 57160248136049 |
11 | 172385859a9903 |
12 | 64b2057544b55 |
13 | 25b825a827386 |
14 | 10187dc2a6969 |
15 | 691d089b314e |
hex | 33fca8491171 |
57160248136049 has 4 divisors (see below), whose sum is σ = 57170807950836. Its totient is φ = 57149688321264.
The previous prime is 57160248136031. The next prime is 57160248136063. The reversal of 57160248136049 is 94063184206175.
It is a happy number.
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 4960562381824 + 52199685754225 = 2227232^2 + 7224935^2 .
It is a cyclic number.
It is not a de Polignac number, because 57160248136049 - 212 = 57160248131953 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57160248135985 and 57160248136003.
It is not an unprimeable number, because it can be changed into a prime (57160248136009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5279899274 + ... + 5279910099.
It is an arithmetic number, because the mean of its divisors is an integer number (14292701987709).
It is a 1-persistent number, because it is pandigital, but 2⋅57160248136049 = 114320496272098 is not.
Almost surely, 257160248136049 is an apocalyptic number.
It is an amenable number.
57160248136049 is a deficient number, since it is larger than the sum of its proper divisors (10559814787).
57160248136049 is a wasteful number, since it uses less digits than its factorization.
57160248136049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10559814786.
The product of its (nonzero) digits is 8709120, while the sum is 56.
The spelling of 57160248136049 in words is "fifty-seven trillion, one hundred sixty billion, two hundred forty-eight million, one hundred thirty-six thousand, forty-nine".
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