Base | Representation |
---|---|
bin | 110101001010100101… |
… | …100011000101110111 |
3 | 12110100102020210210220 |
4 | 311022211203011313 |
5 | 1413402444310040 |
6 | 42120325345423 |
7 | 4060433262216 |
oct | 651245430567 |
9 | 173312223726 |
10 | 57085931895 |
11 | 2223457a613 |
12 | b091b68273 |
13 | 54c9b02035 |
14 | 2a9785907d |
15 | 17419d52d0 |
hex | d4a963177 |
57085931895 has 8 divisors (see below), whose sum is σ = 91337491056. Its totient is φ = 30445830336.
The previous prime is 57085931887. The next prime is 57085931941. The reversal of 57085931895 is 59813958075.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57085931895 - 23 = 57085931887 is a prime.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1902864382 + ... + 1902864411.
It is an arithmetic number, because the mean of its divisors is an integer number (11417186382).
Almost surely, 257085931895 is an apocalyptic number.
57085931895 is a deficient number, since it is larger than the sum of its proper divisors (34251559161).
57085931895 is a wasteful number, since it uses less digits than its factorization.
57085931895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3805728801.
The product of its (nonzero) digits is 13608000, while the sum is 60.
The spelling of 57085931895 in words is "fifty-seven billion, eighty-five million, nine hundred thirty-one thousand, eight hundred ninety-five".
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