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8028233 = 17472249
BaseRepresentation
bin11110101000000001001001
3120002212122222
4132220001021
54023400413
6444023425
7125144633
oct36500111
916085588
108028233
114593804
122831b75
131881245
1410cda53
15a88b08
hex7a8049

8028233 has 4 divisors (see below), whose sum is σ = 8500500. Its totient is φ = 7555968.

The previous prime is 8028227. The next prime is 8028247. The reversal of 8028233 is 3328208.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2866249 + 5161984 = 1693^2 + 2272^2 .

It is a cyclic number.

It is not a de Polignac number, because 8028233 - 210 = 8027209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8028263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236108 + ... + 236141.

It is an arithmetic number, because the mean of its divisors is an integer number (2125125).

Almost surely, 28028233 is an apocalyptic number.

It is an amenable number.

8028233 is a deficient number, since it is larger than the sum of its proper divisors (472267).

8028233 is a wasteful number, since it uses less digits than its factorization.

8028233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472266.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 8028233 is about 2833.4136655279. The cubic root of 8028233 is about 200.2349987697.

The spelling of 8028233 in words is "eight million, twenty-eight thousand, two hundred thirty-three".

Divisors: 1 17 472249 8028233