Base | Representation |
---|---|
bin | 1001110100110… |
… | …01111011110010 |
3 | 12202002100012221 |
4 | 10322121323302 |
5 | 132044410232 |
6 | 12102311254 |
7 | 2020360630 |
oct | 472317362 |
9 | 182070187 |
10 | 82419442 |
11 | 42583a46 |
12 | 2372852a |
13 | 140c9701 |
14 | ad36350 |
15 | 7380897 |
hex | 4e99ef2 |
82419442 has 16 divisors (see below), whose sum is σ = 147434112. Its totient is φ = 33786720.
The previous prime is 82419437. The next prime is 82419443. The reversal of 82419442 is 24491428.
It is a junction number, because it is equal to n+sod(n) for n = 82419398 and 82419407.
It is not an unprimeable number, because it can be changed into a prime (82419443) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127659 + ... + 128302.
It is an arithmetic number, because the mean of its divisors is an integer number (9214632).
Almost surely, 282419442 is an apocalyptic number.
82419442 is a deficient number, since it is larger than the sum of its proper divisors (65014670).
82419442 is a wasteful number, since it uses less digits than its factorization.
82419442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255993.
The product of its digits is 18432, while the sum is 34.
The square root of 82419442 is about 9078.5154072679. The cubic root of 82419442 is about 435.1876444159.
The spelling of 82419442 in words is "eighty-two million, four hundred nineteen thousand, four hundred forty-two".
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