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552231 = 33113181
BaseRepresentation
bin10000110110100100111
31001001112000
42012310213
5120132411
615500343
74460001
oct2066447
91031460
10552231
11347999
122276b3
13164484
14105371
15ad956
hex86d27

552231 has 16 divisors (see below), whose sum is σ = 829920. Its totient is φ = 362880.

The previous prime is 552217. The next prime is 552239. The reversal of 552231 is 132255.

It is a happy number.

552231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 552231 - 27 = 552103 is a prime.

It is a super-2 number, since 2×5522312 = 609918154722, which contains 22 as substring.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552239) 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, 2961 + ... + 3141.

It is an arithmetic number, because the mean of its divisors is an integer number (51870).

2552231 is an apocalyptic number.

552231 is a deficient number, since it is larger than the sum of its proper divisors (277689).

552231 is a wasteful number, since it uses less digits than its factorization.

552231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 297 counting only the distinct ones).

The product of its digits is 300, while the sum is 18.

The square root of 552231 is about 743.1224663540. The cubic root of 552231 is about 82.0427597727.

Adding to 552231 its reverse (132255), we get a palindrome (684486).

The spelling of 552231 in words is "five hundred fifty-two thousand, two hundred thirty-one".

Divisors: 1 3 9 27 113 181 339 543 1017 1629 3051 4887 20453 61359 184077 552231