Base | Representation |
---|---|
bin | 1001111000000… |
… | …01000000000101 |
3 | 12202212210022121 |
4 | 10330001000011 |
5 | 132201412410 |
6 | 12115325541 |
7 | 2024066500 |
oct | 474010005 |
9 | 182783277 |
10 | 82841605 |
11 | 42842140 |
12 | 238b08b1 |
13 | 14216902 |
14 | b006137 |
15 | 74159da |
hex | 4f01005 |
82841605 has 48 divisors (see below), whose sum is σ = 128537280. Its totient is φ = 50668800.
The previous prime is 82841573. The next prime is 82841609. The reversal of 82841605 is 50614828.
It is not a de Polignac number, because 82841605 - 25 = 82841573 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82841609) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158745 + ... + 159265.
It is an arithmetic number, because the mean of its divisors is an integer number (2677860).
Almost surely, 282841605 is an apocalyptic number.
It is an amenable number.
82841605 is a deficient number, since it is larger than the sum of its proper divisors (45695675).
82841605 is a wasteful number, since it uses less digits than its factorization.
82841605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610 (or 603 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 82841605 is about 9101.7363728027. The cubic root of 82841605 is about 435.9294084434.
It can be divided in two parts, 8284 and 1605, that added together give a palindrome (9889).
The spelling of 82841605 in words is "eighty-two million, eight hundred forty-one thousand, six hundred five".
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