Base | Representation |
---|---|
bin | 110001010111010111… |
… | …111101001000100001 |
3 | 12001211001012122110222 |
4 | 301113113331020201 |
5 | 1332023402130212 |
6 | 40203403532425 |
7 | 3554345234111 |
oct | 612727751041 |
9 | 161731178428 |
10 | 53005505057 |
11 | 2053025352a |
12 | a33352a115 |
13 | 4cc9630b9b |
14 | 27cb96b041 |
15 | 15a3674c72 |
hex | c575fd221 |
53005505057 has 16 divisors (see below), whose sum is σ = 54785399760. Its totient is φ = 51255539712.
The previous prime is 53005505053. The next prime is 53005505083. The reversal of 53005505057 is 75050550035.
It can be written as a sum of positive squares in 8 ways, for example, as 88943761 + 52916561296 = 9431^2 + 230036^2 .
It is a cyclic number.
It is not a de Polignac number, because 53005505057 - 22 = 53005505053 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53005505053) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 6329369 + ... + 6337737.
It is an arithmetic number, because the mean of its divisors is an integer number (3424087485).
Almost surely, 253005505057 is an apocalyptic number.
It is an amenable number.
53005505057 is a deficient number, since it is larger than the sum of its proper divisors (1779894703).
53005505057 is a wasteful number, since it uses less digits than its factorization.
53005505057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10132.
The product of its (nonzero) digits is 65625, while the sum is 35.
The spelling of 53005505057 in words is "fifty-three billion, five million, five hundred five thousand, fifty-seven".
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