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52612889 = 767112181
BaseRepresentation
bin1100100010110…
…0111100011001
310200000000022112
43020230330121
5101432103024
65115402105
71206126230
oct310547431
9120000275
1052612889
112777592a
1215753335
13ab917b4
146db7b17
15494400e
hex322cf19

52612889 has 8 divisors (see below), whose sum is σ = 61027008. Its totient is φ = 44423280.

The previous prime is 52612877. The next prime is 52612907. The reversal of 52612889 is 98821625.

52612889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52612889 - 220 = 51564313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52612829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55622 + ... + 56559.

It is an arithmetic number, because the mean of its divisors is an integer number (7628376).

Almost surely, 252612889 is an apocalyptic number.

It is an amenable number.

52612889 is a deficient number, since it is larger than the sum of its proper divisors (8414119).

52612889 is a wasteful number, since it uses less digits than its factorization.

52612889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112255.

The product of its digits is 69120, while the sum is 41.

The square root of 52612889 is about 7253.4742709959. The cubic root of 52612889 is about 374.7118117687.

The spelling of 52612889 in words is "fifty-two million, six hundred twelve thousand, eight hundred eighty-nine".

Divisors: 1 7 67 469 112181 785267 7516127 52612889