Base | Representation |
---|---|
bin | 1010001010111… |
… | …11011000010011 |
3 | 12221112222100110 |
4 | 11011133120103 |
5 | 133320402311 |
6 | 12244452403 |
7 | 2054152620 |
oct | 505373023 |
9 | 187488313 |
10 | 85325331 |
11 | 44189203 |
12 | 246aa103 |
13 | 148a6280 |
14 | b491347 |
15 | 77568a6 |
hex | 515f613 |
85325331 has 64 divisors (see below), whose sum is σ = 148635648. Its totient is φ = 42311808.
The previous prime is 85325321. The next prime is 85325413. The reversal of 85325331 is 13352358.
It is not a de Polignac number, because 85325331 - 26 = 85325267 is a prime.
It is a super-2 number, since 2×853253312 = 14560824220519122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (85325311) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 671790 + ... + 671916.
It is an arithmetic number, because the mean of its divisors is an integer number (2322432).
Almost surely, 285325331 is an apocalyptic number.
85325331 is a deficient number, since it is larger than the sum of its proper divisors (63310317).
85325331 is a wasteful number, since it uses less digits than its factorization.
85325331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280.
The product of its digits is 10800, while the sum is 30.
The square root of 85325331 is about 9237.1711578816. The cubic root of 85325331 is about 440.2432040461.
Adding to 85325331 its reverse (13352358), we get a palindrome (98677689).
The spelling of 85325331 in words is "eighty-five million, three hundred twenty-five thousand, three hundred thirty-one".
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