Base | Representation |
---|---|
bin | 110110001111… |
… | …1110110011110 |
3 | 1222112000002221 |
4 | 1230133312132 |
5 | 24240121024 |
6 | 2453335554 |
7 | 463516216 |
oct | 154376636 |
9 | 58460087 |
10 | 28442014 |
11 | 150669a7 |
12 | 96375ba |
13 | 5b7aac3 |
14 | 3ac5246 |
15 | 276c3e4 |
hex | 1b1fd9e |
28442014 has 8 divisors (see below), whose sum is σ = 42949800. Its totient is φ = 14125416.
The previous prime is 28442009. The next prime is 28442027. The reversal of 28442014 is 41024482.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 28442014.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47424 + ... + 48019.
It is an arithmetic number, because the mean of its divisors is an integer number (5368725).
Almost surely, 228442014 is an apocalyptic number.
28442014 is a deficient number, since it is larger than the sum of its proper divisors (14507786).
28442014 is a wasteful number, since it uses less digits than its factorization.
28442014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95594.
The product of its (nonzero) digits is 2048, while the sum is 25.
The square root of 28442014 is about 5333.1054742992. The cubic root of 28442014 is about 305.2484368363.
Adding to 28442014 its reverse (41024482), we get a palindrome (69466496).
The spelling of 28442014 in words is "twenty-eight million, four hundred forty-two thousand, fourteen".
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