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28895035 = 513444539
BaseRepresentation
bin110111000111…
…0011100111011
32000101000112111
41232032130323
524344120120
62511153151
7500414041
oct156163473
960330474
1028895035
11153462a4
1298157b7
135ca9070
143ba2391
15280b75a
hex1b8e73b

28895035 has 8 divisors (see below), whose sum is σ = 37341360. Its totient is φ = 21337824.

The previous prime is 28895033. The next prime is 28895047. The reversal of 28895035 is 53059882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28895035 - 21 = 28895033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28895033) 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, 222205 + ... + 222334.

It is an arithmetic number, because the mean of its divisors is an integer number (4667670).

Almost surely, 228895035 is an apocalyptic number.

28895035 is a deficient number, since it is larger than the sum of its proper divisors (8446325).

28895035 is a wasteful number, since it uses less digits than its factorization.

28895035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444557.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 28895035 is about 5375.4102169044. The cubic root of 28895035 is about 306.8605611927.

The spelling of 28895035 in words is "twenty-eight million, eight hundred ninety-five thousand, thirty-five".

Divisors: 1 5 13 65 444539 2222695 5779007 28895035