Base | Representation |
---|---|
bin | 1010001011000… |
… | …11101001100010 |
3 | 12221120212100010 |
4 | 11011203221202 |
5 | 133321432233 |
6 | 12245105350 |
7 | 2054254611 |
oct | 505435142 |
9 | 187525303 |
10 | 85342818 |
11 | 441a0360 |
12 | 246b8256 |
13 | 148b1212 |
14 | b497878 |
15 | 775bb63 |
hex | 5163a62 |
85342818 has 32 divisors (see below), whose sum is σ = 186584832. Its totient is φ = 25808400.
The previous prime is 85342801. The next prime is 85342847. The reversal of 85342818 is 81824358.
It is a super-2 number, since 2×853428182 = 14566793168362248, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41433 + ... + 43443.
It is an arithmetic number, because the mean of its divisors is an integer number (5830776).
Almost surely, 285342818 is an apocalyptic number.
85342818 is an abundant number, since it is smaller than the sum of its proper divisors (101242014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85342818 is a wasteful number, since it uses less digits than its factorization.
85342818 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2670.
The product of its digits is 61440, while the sum is 39.
The square root of 85342818 is about 9238.1176654121. The cubic root of 85342818 is about 440.2732772063.
The spelling of 85342818 in words is "eighty-five million, three hundred forty-two thousand, eight hundred eighteen".
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