Base | Representation |
---|---|
bin | 110101100111100000… |
… | …001001111011000001 |
3 | 12111121020002201211011 |
4 | 311213200021323001 |
5 | 1420401142313340 |
6 | 42240415320521 |
7 | 4105443625144 |
oct | 654740117301 |
9 | 174536081734 |
10 | 57571057345 |
11 | 224633a753a |
12 | b1a8520141 |
13 | 5576479909 |
14 | 2b0205c05b |
15 | 176e3b10ea |
hex | d67809ec1 |
57571057345 has 16 divisors (see below), whose sum is σ = 74529285840. Its totient is φ = 42529736704.
The previous prime is 57571057337. The next prime is 57571057387. The reversal of 57571057345 is 54375017575.
It can be written as a sum of positive squares in 8 ways, for example, as 5612161 + 57565445184 = 2369^2 + 239928^2 .
It is a cyclic number.
It is not a de Polignac number, because 57571057345 - 23 = 57571057337 is a prime.
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 15 ways as a sum of consecutive naturals, for example, 6385180 + ... + 6394189.
It is an arithmetic number, because the mean of its divisors is an integer number (4658080365).
Almost surely, 257571057345 is an apocalyptic number.
It is an amenable number.
57571057345 is a deficient number, since it is larger than the sum of its proper divisors (16958228495).
57571057345 is a wasteful number, since it uses less digits than its factorization.
57571057345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12779444.
The product of its (nonzero) digits is 2572500, while the sum is 49.
The spelling of 57571057345 in words is "fifty-seven billion, five hundred seventy-one million, fifty-seven thousand, three hundred forty-five".
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