Base | Representation |
---|---|
bin | 100000001001… |
… | …101011011110 |
3 | 120212012101120 |
4 | 200021223132 |
5 | 4124201004 |
6 | 500351410 |
7 | 131432112 |
oct | 40115336 |
9 | 16765346 |
10 | 8428254 |
11 | 48372aa |
12 | 29a5566 |
13 | 1991343 |
14 | 1195742 |
15 | b173d9 |
hex | 809ade |
8428254 has 8 divisors (see below), whose sum is σ = 16856520. Its totient is φ = 2809416.
The previous prime is 8428237. The next prime is 8428289. The reversal of 8428254 is 4528248.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
8428254 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702349 + ... + 702360.
It is an arithmetic number, because the mean of its divisors is an integer number (2107065).
Almost surely, 28428254 is an apocalyptic number.
8428254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8428254 is a wasteful number, since it uses less digits than its factorization.
8428254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1404714.
The product of its digits is 20480, while the sum is 33.
The square root of 8428254 is about 2903.1455354494. The cubic root of 8428254 is about 203.5069310866.
The spelling of 8428254 in words is "eight million, four hundred twenty-eight thousand, two hundred fifty-four".
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