Base | Representation |
---|---|
bin | 1010001011111… |
… | …11010100000101 |
3 | 12221210121202222 |
4 | 11011333110011 |
5 | 133334044013 |
6 | 12251342125 |
7 | 2055236150 |
oct | 505772405 |
9 | 187717688 |
10 | 85456133 |
11 | 44268504 |
12 | 24751945 |
13 | 14920979 |
14 | b4c6c97 |
15 | 7780508 |
hex | 517f505 |
85456133 has 4 divisors (see below), whose sum is σ = 97664160. Its totient is φ = 73248108.
The previous prime is 85456103. The next prime is 85456139. The reversal of 85456133 is 33165458.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33165458 = 2 ⋅16582729.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85456133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 85456093 and 85456102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85456139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6104003 + ... + 6104016.
It is an arithmetic number, because the mean of its divisors is an integer number (24416040).
Almost surely, 285456133 is an apocalyptic number.
It is an amenable number.
85456133 is a deficient number, since it is larger than the sum of its proper divisors (12208027).
85456133 is a wasteful number, since it uses less digits than its factorization.
85456133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12208026.
The product of its digits is 43200, while the sum is 35.
The square root of 85456133 is about 9244.2486444275. The cubic root of 85456133 is about 440.4680504879.
The spelling of 85456133 in words is "eighty-five million, four hundred fifty-six thousand, one hundred thirty-three".
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