Base | Representation |
---|---|
bin | 110101011010110000… |
… | …001000101101110001 |
3 | 12111001022120202100211 |
4 | 311122300020231301 |
5 | 1414431412033042 |
6 | 42203254344121 |
7 | 4100235445645 |
oct | 653260105561 |
9 | 174038522324 |
10 | 57357142897 |
11 | 2236368043a |
12 | b14895b041 |
13 | 5541060112 |
14 | 2ac1896c25 |
15 | 175a709017 |
hex | d5ac08b71 |
57357142897 has 4 divisors (see below), whose sum is σ = 57413764980. Its totient is φ = 57300520816.
The previous prime is 57357142889. The next prime is 57357142901. The reversal of 57357142897 is 79824175375.
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 4681843776 + 52675299121 = 68424^2 + 229511^2 .
It is a cyclic number.
It is not a de Polignac number, because 57357142897 - 23 = 57357142889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57357142697) by changing a digit.
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, 28309522 + ... + 28311547.
It is an arithmetic number, because the mean of its divisors is an integer number (14353441245).
Almost surely, 257357142897 is an apocalyptic number.
It is an amenable number.
57357142897 is a deficient number, since it is larger than the sum of its proper divisors (56622083).
57357142897 is a wasteful number, since it uses less digits than its factorization.
57357142897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56622082.
The product of its digits is 14817600, while the sum is 58.
The spelling of 57357142897 in words is "fifty-seven billion, three hundred fifty-seven million, one hundred forty-two thousand, eight hundred ninety-seven".
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