Base | Representation |
---|---|
bin | 1001110111101… |
… | …11011101101101 |
3 | 12202210210201210 |
4 | 10323313131231 |
5 | 132144140131 |
6 | 12114425033 |
7 | 2023544553 |
oct | 473673555 |
9 | 182723653 |
10 | 82802541 |
11 | 42815858 |
12 | 23892179 |
13 | 14201bb3 |
14 | add5bd3 |
15 | 7409146 |
hex | 4ef776d |
82802541 has 4 divisors (see below), whose sum is σ = 110403392. Its totient is φ = 55201692.
The previous prime is 82802537. The next prime is 82802549. The reversal of 82802541 is 14520828.
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 not a de Polignac number, because 82802541 - 22 = 82802537 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82802499 and 82802508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82802549) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13800421 + ... + 13800426.
It is an arithmetic number, because the mean of its divisors is an integer number (27600848).
Almost surely, 282802541 is an apocalyptic number.
It is an amenable number.
82802541 is a deficient number, since it is larger than the sum of its proper divisors (27600851).
82802541 is a wasteful number, since it uses less digits than its factorization.
82802541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27600850.
The product of its (nonzero) digits is 5120, while the sum is 30.
The square root of 82802541 is about 9099.5901556059. The cubic root of 82802541 is about 435.8608767605.
The spelling of 82802541 in words is "eighty-two million, eight hundred two thousand, five hundred forty-one".
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