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52604551 = 3111315017
BaseRepresentation
bin1100100010101…
…0111010000111
310122222120212201
43020222322013
5101431321201
65115255331
71206063016
oct310527207
9118876781
1052604551
112776a63a
121574a547
13ab8aa6c
146db4a7d
154941801
hex322ae87

52604551 has 8 divisors (see below), whose sum is σ = 54785664. Its totient is φ = 50453760.

The previous prime is 52604549. The next prime is 52604561. The reversal of 52604551 is 15540625.

52604551 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 52604551 - 21 = 52604549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52604561) 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, 4006 + ... + 11011.

It is an arithmetic number, because the mean of its divisors is an integer number (6848208).

Almost surely, 252604551 is an apocalyptic number.

52604551 is a deficient number, since it is larger than the sum of its proper divisors (2181113).

52604551 is a wasteful number, since it uses less digits than its factorization.

52604551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15161.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 52604551 is about 7252.8994891698. The cubic root of 52604551 is about 374.6920161622.

The spelling of 52604551 in words is "fifty-two million, six hundred four thousand, five hundred fifty-one".

Divisors: 1 31 113 3503 15017 465527 1696921 52604551