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523247055 = 3534883137
BaseRepresentation
bin11111001100000…
…001110111001111
31100110120201000120
4133030001313033
52032422401210
6123531000023
715652345422
oct3714016717
91313521016
10523247055
112493a5291
12127299013
1384534456
144d6c79b9
1530e0b270
hex1f301dcf

523247055 has 8 divisors (see below), whose sum is σ = 837195312. Its totient is φ = 279065088.

The previous prime is 523247051. The next prime is 523247057. The reversal of 523247055 is 550742325.

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

It is not a de Polignac number, because 523247055 - 22 = 523247051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523247051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17441554 + ... + 17441583.

It is an arithmetic number, because the mean of its divisors is an integer number (104649414).

Almost surely, 2523247055 is an apocalyptic number.

523247055 is a deficient number, since it is larger than the sum of its proper divisors (313948257).

523247055 is a wasteful number, since it uses less digits than its factorization.

523247055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34883145.

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 523247055 is about 22874.5940947594. The cubic root of 523247055 is about 805.8154641805.

The spelling of 523247055 in words is "five hundred twenty-three million, two hundred forty-seven thousand, fifty-five".

Divisors: 1 3 5 15 34883137 104649411 174415685 523247055