Base | Representation |
---|---|
bin | 1010001011001… |
… | …01010111010111 |
3 | 12221121012222110 |
4 | 11011211113113 |
5 | 133322143342 |
6 | 12245202103 |
7 | 2054314242 |
oct | 505452727 |
9 | 187535873 |
10 | 85349847 |
11 | 441a5670 |
12 | 24700333 |
13 | 148b448b |
14 | b49a259 |
15 | 775dc9c |
hex | 51655d7 |
85349847 has 8 divisors (see below), whose sum is σ = 124145280. Its totient is φ = 51727160.
The previous prime is 85349827. The next prime is 85349857. The reversal of 85349847 is 74894358.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85349847 - 28 = 85349591 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 85349796 and 85349805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85349807) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1293147 + ... + 1293212.
It is an arithmetic number, because the mean of its divisors is an integer number (15518160).
Almost surely, 285349847 is an apocalyptic number.
85349847 is a deficient number, since it is larger than the sum of its proper divisors (38795433).
85349847 is a wasteful number, since it uses less digits than its factorization.
85349847 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2586373.
The product of its digits is 967680, while the sum is 48.
The square root of 85349847 is about 9238.4980922226. The cubic root of 85349847 is about 440.2853641281.
It can be divided in two parts, 8534 and 9847, that added together give a palindrome (18381).
The spelling of 85349847 in words is "eighty-five million, three hundred forty-nine thousand, eight hundred forty-seven".
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