Base | Representation |
---|---|
bin | 1010001011100… |
… | …00001111110010 |
3 | 12221200111010020 |
4 | 11011300033302 |
5 | 133330110133 |
6 | 12250144310 |
7 | 2054561214 |
oct | 505601762 |
9 | 187614106 |
10 | 85394418 |
11 | 442260aa |
12 | 24722096 |
13 | 148cb855 |
14 | b4ac5b4 |
15 | 776c0b3 |
hex | 51703f2 |
85394418 has 32 divisors (see below), whose sum is σ = 173871360. Its totient is φ = 27955200.
The previous prime is 85394363. The next prime is 85394437. The reversal of 85394418 is 81449358.
It is a self number, because there is not a number n which added to its sum of digits gives 85394418.
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 15 ways as a sum of consecutive naturals, for example, 121468 + ... + 122168.
It is an arithmetic number, because the mean of its divisors is an integer number (5433480).
Almost surely, 285394418 is an apocalyptic number.
85394418 is an abundant number, since it is smaller than the sum of its proper divisors (88476942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85394418 is a wasteful number, since it uses less digits than its factorization.
85394418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1042.
The product of its digits is 138240, while the sum is 42.
The square root of 85394418 is about 9240.9100201225. The cubic root of 85394418 is about 440.3619920490.
The spelling of 85394418 in words is "eighty-five million, three hundred ninety-four thousand, four hundred eighteen".
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