Base | Representation |
---|---|
bin | 1010001111010… |
… | …10010000011010 |
3 | 12222121212122120 |
4 | 11013222100122 |
5 | 133442103140 |
6 | 12305002110 |
7 | 2062042215 |
oct | 507522032 |
9 | 188555576 |
10 | 85894170 |
11 | 4453761a |
12 | 24923336 |
13 | 14a4516b |
14 | b59c77c |
15 | 781a1d0 |
hex | 51ea41a |
85894170 has 16 divisors (see below), whose sum is σ = 206146080. Its totient is φ = 22905104.
The previous prime is 85894163. The next prime is 85894187. The reversal of 85894170 is 7149858.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
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, 1431540 + ... + 1431599.
It is an arithmetic number, because the mean of its divisors is an integer number (12884130).
Almost surely, 285894170 is an apocalyptic number.
85894170 is an abundant number, since it is smaller than the sum of its proper divisors (120251910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85894170 is a wasteful number, since it uses less digits than its factorization.
85894170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2863149.
The product of its (nonzero) digits is 80640, while the sum is 42.
The square root of 85894170 is about 9267.9107678052. The cubic root of 85894170 is about 441.2193621776.
The spelling of 85894170 in words is "eighty-five million, eight hundred ninety-four thousand, one hundred seventy".
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