Search a number
-
+
28896095 = 56786257
BaseRepresentation
bin110111000111…
…0101101011111
32000101001222202
41232032231133
524344133340
62511202115
7500420114
oct156165537
960331882
1028896095
1115347078
12981633b
135ca96a7
143ba290b
15280bc15
hex1b8eb5f

28896095 has 8 divisors (see below), whose sum is σ = 35193264. Its totient is φ = 22771584.

The previous prime is 28896089. The next prime is 28896121. The reversal of 28896095 is 59069882.

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 28896095 - 24 = 28896079 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 42794 + ... + 43463.

It is an arithmetic number, because the mean of its divisors is an integer number (4399158).

Almost surely, 228896095 is an apocalyptic number.

28896095 is a deficient number, since it is larger than the sum of its proper divisors (6297169).

28896095 is an equidigital number, since it uses as much as digits as its factorization.

28896095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86329.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 28896095 is about 5375.5088131264. The cubic root of 28896095 is about 306.8643134892.

The spelling of 28896095 in words is "twenty-eight million, eight hundred ninety-six thousand, ninety-five".

Divisors: 1 5 67 335 86257 431285 5779219 28896095