Base | Representation |
---|---|
bin | 1010001011000… |
… | …11011101110111 |
3 | 12221120211022110 |
4 | 11011203131313 |
5 | 133321421241 |
6 | 12245102103 |
7 | 2054252463 |
oct | 505433567 |
9 | 187524273 |
10 | 85342071 |
11 | 4419a841 |
12 | 246b7933 |
13 | 148b0a89 |
14 | b4974a3 |
15 | 775b816 |
hex | 5163777 |
85342071 has 16 divisors (see below), whose sum is σ = 116563968. Its totient is φ = 55524000.
The previous prime is 85342069. The next prime is 85342087. The reversal of 85342071 is 17024358.
It is not a de Polignac number, because 85342071 - 21 = 85342069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85342051) 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, 19530 + ... + 23496.
It is an arithmetic number, because the mean of its divisors is an integer number (7285248).
Almost surely, 285342071 is an apocalyptic number.
85342071 is a deficient number, since it is larger than the sum of its proper divisors (31221897).
85342071 is a wasteful number, since it uses less digits than its factorization.
85342071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4142.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 85342071 is about 9238.0772350095. The cubic root of 85342071 is about 440.2719926417.
It can be divided in two parts, 853 and 42071, that added together give a palindrome (42924).
The spelling of 85342071 in words is "eighty-five million, three hundred forty-two thousand, seventy-one".
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