Base | Representation |
---|---|
bin | 1001110100111… |
… | …00110000001010 |
3 | 12202002221001111 |
4 | 10322130300022 |
5 | 132100242421 |
6 | 12102440534 |
7 | 2020436401 |
oct | 472346012 |
9 | 182087044 |
10 | 82430986 |
11 | 42591690 |
12 | 2373314a |
13 | 14101a41 |
14 | ad3a638 |
15 | 7383ee1 |
hex | 4e9cc0a |
82430986 has 16 divisors (see below), whose sum is σ = 135056160. Its totient is φ = 37421680.
The previous prime is 82430983. The next prime is 82430989. The reversal of 82430986 is 68903428.
It is an interprime number because it is at equal distance from previous prime (82430983) and next prime (82430989).
It is not an unprimeable number, because it can be changed into a prime (82430983) 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, 20580 + ... + 24256.
It is an arithmetic number, because the mean of its divisors is an integer number (8441010).
Almost surely, 282430986 is an apocalyptic number.
82430986 is a deficient number, since it is larger than the sum of its proper divisors (52625174).
82430986 is a wasteful number, since it uses less digits than its factorization.
82430986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4709.
The product of its (nonzero) digits is 82944, while the sum is 40.
The square root of 82430986 is about 9079.1511717781. The cubic root of 82430986 is about 435.2079615139.
The spelling of 82430986 in words is "eighty-two million, four hundred thirty thousand, nine hundred eighty-six".
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