Base | Representation |
---|---|
bin | 1001110001101… |
… | …11010011110010 |
3 | 12201022211002011 |
4 | 10320313103302 |
5 | 131443443344 |
6 | 12045513134 |
7 | 2014056112 |
oct | 470672362 |
9 | 181284064 |
10 | 82015474 |
11 | 42328492 |
12 | 235727aa |
13 | 13cb7888 |
14 | ac6d042 |
15 | 7300d34 |
hex | 4e374f2 |
82015474 has 8 divisors (see below), whose sum is σ = 123288048. Its totient is φ = 40919460.
The previous prime is 82015459. The next prime is 82015477. The reversal of 82015474 is 47451028.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (82015477) 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, 42972 + ... + 44839.
It is an arithmetic number, because the mean of its divisors is an integer number (15411006).
Almost surely, 282015474 is an apocalyptic number.
82015474 is a deficient number, since it is larger than the sum of its proper divisors (41272574).
82015474 is a wasteful number, since it uses less digits than its factorization.
82015474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88280.
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 82015474 is about 9056.2395065502. The cubic root of 82015474 is about 434.4754747062.
The spelling of 82015474 in words is "eighty-two million, fifteen thousand, four hundred seventy-four".
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