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52560229 = 285718397
BaseRepresentation
bin1100100010000…
…0000101100101
310122220100002011
43020200011211
5101423411404
65114314221
71205516551
oct310400545
9118810064
1052560229
112773a307
1215728971
13ab73837
146da2861
154933604
hex3220165

52560229 has 4 divisors (see below), whose sum is σ = 52581484. Its totient is φ = 52538976.

The previous prime is 52560217. The next prime is 52560247. The reversal of 52560229 is 92206525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42224004 + 10336225 = 6498^2 + 3215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52560229 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 52560229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52560929) 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, 6342 + ... + 12055.

It is an arithmetic number, because the mean of its divisors is an integer number (13145371).

Almost surely, 252560229 is an apocalyptic number.

It is an amenable number.

52560229 is a deficient number, since it is larger than the sum of its proper divisors (21255).

52560229 is a wasteful number, since it uses less digits than its factorization.

52560229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21254.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 52560229 is about 7249.8433776186. The cubic root of 52560229 is about 374.5867542566.

The spelling of 52560229 in words is "fifty-two million, five hundred sixty thousand, two hundred twenty-nine".

Divisors: 1 2857 18397 52560229