Base | Representation |
---|---|
bin | 100111100111111101… |
… | …0001100011011010001 |
3 | 22010122020120202211101 |
4 | 1033033322030123101 |
5 | 2343232141030320 |
6 | 103031351544401 |
7 | 6101446315435 |
oct | 1171772143321 |
9 | 263566522741 |
10 | 85092517585 |
11 | 330a65649a9 |
12 | 145a938b101 |
13 | 80411b752a |
14 | 41932409c5 |
15 | 23305ecc0a |
hex | 13cfe8c6d1 |
85092517585 has 8 divisors (see below), whose sum is σ = 102113801640. Its totient is φ = 68072160384.
The previous prime is 85092517561. The next prime is 85092517597. The reversal of 85092517585 is 58571529058.
It can be written as a sum of positive squares in 4 ways, for example, as 11603813841 + 73488703744 = 107721^2 + 271088^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85092517585 - 29 = 85092517073 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10540 + ... + 412669.
It is an arithmetic number, because the mean of its divisors is an integer number (12764225205).
Almost surely, 285092517585 is an apocalyptic number.
It is an amenable number.
85092517585 is a deficient number, since it is larger than the sum of its proper divisors (17021284055).
85092517585 is a wasteful number, since it uses less digits than its factorization.
85092517585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463427.
The product of its (nonzero) digits is 5040000, while the sum is 55.
The spelling of 85092517585 in words is "eighty-five billion, ninety-two million, five hundred seventeen thousand, five hundred eighty-five".
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