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28083096 = 2332390043
BaseRepresentation
bin110101100100…
…0001110011000
31221211202202200
41223020032120
524142124341
62441530200
7460462626
oct153101630
957752680
1028083096
1114941278
1294a3960
135a83622
143a30516
1526eadb6
hex1ac8398

28083096 has 24 divisors (see below), whose sum is σ = 76058580. Its totient is φ = 9361008.

The previous prime is 28083089. The next prime is 28083101. The reversal of 28083096 is 69038082.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 28083096.

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 5 ways as a sum of consecutive naturals, for example, 194950 + ... + 195093.

Almost surely, 228083096 is an apocalyptic number.

It is an amenable number.

28083096 is an abundant number, since it is smaller than the sum of its proper divisors (47975484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28083096 is a wasteful number, since it uses less digits than its factorization.

28083096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390055 (or 390048 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 28083096 is about 5299.3486392197. The cubic root of 28083096 is about 303.9589914674.

The spelling of 28083096 in words is "twenty-eight million, eighty-three thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 390043 780086 1170129 1560172 2340258 3120344 3510387 4680516 7020774 9361032 14041548 28083096