Base | Representation |
---|---|
bin | 1001110100111… |
… | …01100011001101 |
3 | 12202010002112111 |
4 | 10322131203031 |
5 | 132100344003 |
6 | 12102504021 |
7 | 2020452046 |
oct | 472354315 |
9 | 182102474 |
10 | 82434253 |
11 | 42594090 |
12 | 23735011 |
13 | 14103385 |
14 | ad3b8cd |
15 | 7384e6d |
hex | 4e9d8cd |
82434253 has 4 divisors (see below), whose sum is σ = 89928288. Its totient is φ = 74940220.
The previous prime is 82434251. The next prime is 82434257. The reversal of 82434253 is 35243428.
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.
It is a cyclic number.
It is not a de Polignac number, because 82434253 - 21 = 82434251 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82434251) 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, 3747001 + ... + 3747022.
It is an arithmetic number, because the mean of its divisors is an integer number (22482072).
Almost surely, 282434253 is an apocalyptic number.
It is an amenable number.
82434253 is a deficient number, since it is larger than the sum of its proper divisors (7494035).
82434253 is a wasteful number, since it uses less digits than its factorization.
82434253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7494034.
The product of its digits is 23040, while the sum is 31.
The square root of 82434253 is about 9079.3310876958. The cubic root of 82434253 is about 435.2137109927.
It can be divided in two parts, 8243425 and 3, that added together give a palindrome (8243428).
The spelling of 82434253 in words is "eighty-two million, four hundred thirty-four thousand, two hundred fifty-three".
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