Base | Representation |
---|---|
bin | 1010001110011… |
… | …11111010011101 |
3 | 12222102101122020 |
4 | 11013033322131 |
5 | 133430130034 |
6 | 12302410353 |
7 | 2061112512 |
oct | 507177235 |
9 | 188371566 |
10 | 85786269 |
11 | 44473548 |
12 | 248909b9 |
13 | 14a0800a |
14 | b571309 |
15 | 77e8249 |
hex | 51cfe9d |
85786269 has 16 divisors (see below), whose sum is σ = 119253504. Its totient is φ = 54792000.
The previous prime is 85786237. The next prime is 85786279. The reversal of 85786269 is 96268758.
It is not a de Polignac number, because 85786269 - 25 = 85786237 is a prime.
It is a super-2 number, since 2×857862692 = 14718567897880722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85786219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4827 + ... + 13959.
It is an arithmetic number, because the mean of its divisors is an integer number (7453344).
Almost surely, 285786269 is an apocalyptic number.
It is an amenable number.
85786269 is a deficient number, since it is larger than the sum of its proper divisors (33467235).
85786269 is a wasteful number, since it uses less digits than its factorization.
85786269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9268.
The product of its digits is 1451520, while the sum is 51.
The square root of 85786269 is about 9262.0877236183. The cubic root of 85786269 is about 441.0345302326.
The spelling of 85786269 in words is "eighty-five million, seven hundred eighty-six thousand, two hundred sixty-nine".
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