Base | Representation |
---|---|
bin | 1010001011011… |
… | …11111010110010 |
3 | 12221200102021110 |
4 | 11011233322302 |
5 | 133330034244 |
6 | 12250134150 |
7 | 2054554254 |
oct | 505577262 |
9 | 187612243 |
10 | 85393074 |
11 | 44225098 |
12 | 24721356 |
13 | 148cb060 |
14 | b4abcd4 |
15 | 776b9b9 |
hex | 516feb2 |
85393074 has 32 divisors (see below), whose sum is σ = 194745600. Its totient is φ = 24728832.
The previous prime is 85393073. The next prime is 85393079. The reversal of 85393074 is 47039358.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (85393073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30874 + ... + 33525.
It is an arithmetic number, because the mean of its divisors is an integer number (6085800).
Almost surely, 285393074 is an apocalyptic number.
85393074 is an abundant number, since it is smaller than the sum of its proper divisors (109352526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85393074 is a wasteful number, since it uses less digits than its factorization.
85393074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64434.
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 85393074 is about 9240.8372997256. The cubic root of 85393074 is about 440.3596817902.
The spelling of 85393074 in words is "eighty-five million, three hundred ninety-three thousand, seventy-four".
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