Base | Representation |
---|---|
bin | 1010001001110… |
… | …10101011011000 |
3 | 12221021100010122 |
4 | 11010322223120 |
5 | 133301100000 |
6 | 12241332412 |
7 | 2052655421 |
oct | 504725330 |
9 | 187240118 |
10 | 85175000 |
11 | 44096269 |
12 | 24637108 |
13 | 14852a11 |
14 | b452648 |
15 | 7727085 |
hex | 513aad8 |
85175000 has 48 divisors (see below), whose sum is σ = 199674720. Its totient is φ = 34060000.
The previous prime is 85174979. The next prime is 85175033. The reversal of 85175000 is 57158.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23297 + ... + 26703.
It is an arithmetic number, because the mean of its divisors is an integer number (4159890).
Almost surely, 285175000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85175000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99837360).
85175000 is an abundant number, since it is smaller than the sum of its proper divisors (114499720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85175000 is an equidigital number, since it uses as much as digits as its factorization.
85175000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3438 (or 3414 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 26.
The square root of 85175000 is about 9229.0302849216. The cubic root of 85175000 is about 439.9845035865.
The spelling of 85175000 in words is "eighty-five million, one hundred seventy-five thousand".
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