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552081 = 31631129
BaseRepresentation
bin10000110110010010001
31001001022110
42012302101
5120131311
615455533
74456365
oct2066221
91031273
10552081
11347872
122275a9
1316439a
141052a5
15ad8a6
hex86c91

552081 has 8 divisors (see below), whose sum is σ = 741280. Its totient is φ = 365472.

The previous prime is 552059. The next prime is 552089. The reversal of 552081 is 180255.

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

It is not a de Polignac number, because 552081 - 29 = 551569 is a prime.

It is a super-2 number, since 2×5520812 = 609586861122, which contains 22 as substring.

It is a Duffinian number.

552081 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 552081.

It is not an unprimeable number, because it can be changed into a prime (552089) 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, 76 + ... + 1053.

It is an arithmetic number, because the mean of its divisors is an integer number (92660).

2552081 is an apocalyptic number.

It is an amenable number.

552081 is a deficient number, since it is larger than the sum of its proper divisors (189199).

552081 is a wasteful number, since it uses less digits than its factorization.

552081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 552081 is about 743.0215340083. The cubic root of 552081 is about 82.0353307993.

The spelling of 552081 in words is "five hundred fifty-two thousand, eighty-one".

Divisors: 1 3 163 489 1129 3387 184027 552081