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52647 = 3723109
BaseRepresentation
bin1100110110100111
32200012220
430312213
53141042
61043423
7306330
oct146647
980186
1052647
1136611
1226573
131ac6a
1415287
15108ec
hexcda7

52647 has 16 divisors (see below), whose sum is σ = 84480. Its totient is φ = 28512.

The previous prime is 52639. The next prime is 52667. The reversal of 52647 is 74625.

It is a happy number.

It is not a de Polignac number, because 52647 - 23 = 52639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52627) 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, 429 + ... + 537.

It is an arithmetic number, because the mean of its divisors is an integer number (5280).

252647 is an apocalyptic number.

52647 is a deficient number, since it is larger than the sum of its proper divisors (31833).

52647 is a wasteful number, since it uses less digits than its factorization.

52647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142.

The product of its digits is 1680, while the sum is 24.

The square root of 52647 is about 229.4493408140. The cubic root of 52647 is about 37.4792774397.

The spelling of 52647 in words is "fifty-two thousand, six hundred forty-seven".