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552165233 = 1643333601
BaseRepresentation
bin100000111010010…
…101111101110001
31102110222220022012
4200322111331301
52112323241413
6130442452305
716453220114
oct4072257561
91373886265
10552165233
11263756a04
12134b04095
138a51abb9
145349457b
153371e7a8
hex20e95f71

552165233 has 4 divisors (see below), whose sum is σ = 552215268. Its totient is φ = 552115200.

The previous prime is 552165227. The next prime is 552165269. The reversal of 552165233 is 332561255.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 269353744 + 282811489 = 16412^2 + 16817^2 .

It is a cyclic number.

It is not a de Polignac number, because 552165233 - 24 = 552165217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 552165233.

It is not an unprimeable number, because it can be changed into a prime (552165533) 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, 368 + ... + 33233.

It is an arithmetic number, because the mean of its divisors is an integer number (138053817).

Almost surely, 2552165233 is an apocalyptic number.

It is an amenable number.

552165233 is a deficient number, since it is larger than the sum of its proper divisors (50035).

552165233 is a wasteful number, since it uses less digits than its factorization.

552165233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50034.

The product of its digits is 27000, while the sum is 32.

The square root of 552165233 is about 23498.1963775946. The cubic root of 552165233 is about 820.3950272971.

The spelling of 552165233 in words is "five hundred fifty-two million, one hundred sixty-five thousand, two hundred thirty-three".

Divisors: 1 16433 33601 552165233