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52544 = 26821
BaseRepresentation
bin1100110101000000
32200002002
430311000
53140134
61043132
7306122
oct146500
980062
1052544
1136528
12264a8
131abbb
1415212
151087e
hexcd40

52544 has 14 divisors (see below), whose sum is σ = 104394. Its totient is φ = 26240.

The previous prime is 52543. The next prime is 52553. The reversal of 52544 is 44525.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40000 + 12544 = 200^2 + 112^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347 + ... + 474.

252544 is an apocalyptic number.

It is an amenable number.

52544 is a deficient number, since it is larger than the sum of its proper divisors (51850).

52544 is an equidigital number, since it uses as much as digits as its factorization.

52544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 823 counting only the distinct ones).

The product of its digits is 800, while the sum is 20.

The square root of 52544 is about 229.2247805103. The cubic root of 52544 is about 37.4548196623.

It can be divided in two parts, 5 and 2544, that multiplied together give a triangular number (12720 = T159).

The spelling of 52544 in words is "fifty-two thousand, five hundred forty-four".

Divisors: 1 2 4 8 16 32 64 821 1642 3284 6568 13136 26272 52544