Search a number
-
+
28226795 = 589137463
BaseRepresentation
bin110101110101…
…1010011101011
31222010001212212
41223223103223
524211224140
62444555335
7461631602
oct153532353
958101785
1028226795
1114a2a233
129552b4b
135b03b5c
143a6aa39
152728765
hex1aeb4eb

28226795 has 16 divisors (see below), whose sum is σ = 34577280. Its totient is φ = 22116864.

The previous prime is 28226789. The next prime is 28226797. The reversal of 28226795 is 59762282.

It is a cyclic number.

It is not a de Polignac number, because 28226795 - 220 = 27178219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28226797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60734 + ... + 61196.

It is an arithmetic number, because the mean of its divisors is an integer number (2161080).

Almost surely, 228226795 is an apocalyptic number.

28226795 is a deficient number, since it is larger than the sum of its proper divisors (6350485).

28226795 is a wasteful number, since it uses less digits than its factorization.

28226795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694.

The product of its digits is 120960, while the sum is 41.

The square root of 28226795 is about 5312.8895151320. The cubic root of 28226795 is about 304.4765544667.

The spelling of 28226795 in words is "twenty-eight million, two hundred twenty-six thousand, seven hundred ninety-five".

Divisors: 1 5 89 137 445 463 685 2315 12193 41207 60965 63431 206035 317155 5645359 28226795