Base | Representation |
---|---|
bin | 100111101110101101… |
… | …0100101010101001000 |
3 | 22011020000221221221102 |
4 | 1033131122211111020 |
5 | 2344213143041013 |
6 | 103110044400532 |
7 | 6110200325534 |
oct | 1173532452510 |
9 | 264200857842 |
10 | 85319112008 |
11 | 33202461719 |
12 | 14651246148 |
13 | 8079123680 |
14 | 41b5386bc4 |
15 | 234545bd58 |
hex | 13dd6a5548 |
85319112008 has 16 divisors (see below), whose sum is σ = 172278976380. Its totient is φ = 39378051648.
The previous prime is 85319111993. The next prime is 85319112037. The reversal of 85319112008 is 80021191358.
It can be written as a sum of positive squares in 2 ways, for example, as 85262832004 + 56280004 = 291998^2 + 7502^2 .
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 3 ways as a sum of consecutive naturals, for example, 410187935 + ... + 410188142.
Almost surely, 285319112008 is an apocalyptic number.
It is an amenable number.
85319112008 is an abundant number, since it is smaller than the sum of its proper divisors (86959864372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85319112008 is a wasteful number, since it uses less digits than its factorization.
85319112008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 820376096 (or 820376092 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 38.
The spelling of 85319112008 in words is "eighty-five billion, three hundred nineteen million, one hundred twelve thousand, eight".
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