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564774057 = 32411530553
BaseRepresentation
bin100001101010011…
…100010010101001
31110100201111100200
4201222130102221
52124040232212
6132013022413
716665333411
oct4152342251
91410644320
10564774057
1126a889121
12139184a09
1390014043
1455017641
15348b06dc
hex21a9c4a9

564774057 has 12 divisors (see below), whose sum is σ = 835682484. Its totient is φ = 367332480.

The previous prime is 564774053. The next prime is 564774073. The reversal of 564774057 is 750477465.

It can be written as a sum of positive squares in 2 ways, for example, as 222487056 + 342287001 = 14916^2 + 18501^2 .

It is not a de Polignac number, because 564774057 - 22 = 564774053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (564774053) 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 11 ways as a sum of consecutive naturals, for example, 764908 + ... + 765645.

It is an arithmetic number, because the mean of its divisors is an integer number (69640207).

Almost surely, 2564774057 is an apocalyptic number.

It is an amenable number.

564774057 is a deficient number, since it is larger than the sum of its proper divisors (270908427).

564774057 is a wasteful number, since it uses less digits than its factorization.

564774057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530600 (or 1530597 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The square root of 564774057 is about 23764.9754260340. The cubic root of 564774057 is about 826.5927269940.

The spelling of 564774057 in words is "five hundred sixty-four million, seven hundred seventy-four thousand, fifty-seven".

Divisors: 1 3 9 41 123 369 1530553 4591659 13774977 62752673 188258019 564774057