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575406057 = 31132417043
BaseRepresentation
bin100010010010111…
…111111111101001
31111002201122201110
4202102333333221
52134300443212
6133032540533
720154604452
oct4222777751
91432648643
10575406057
112758900a6
12140851749
1392297475
14565c4129
15357b0a3c
hex224bffe9

575406057 has 16 divisors (see below), whose sum is σ = 777319488. Its totient is φ = 378577920.

The previous prime is 575406053. The next prime is 575406121. The reversal of 575406057 is 750604575.

It is not a de Polignac number, because 575406057 - 22 = 575406053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (575406053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78178 + ... + 85220.

It is an arithmetic number, because the mean of its divisors is an integer number (48582468).

Almost surely, 2575406057 is an apocalyptic number.

It is an amenable number.

575406057 is a deficient number, since it is larger than the sum of its proper divisors (201913431).

575406057 is a wasteful number, since it uses less digits than its factorization.

575406057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7400.

The product of its (nonzero) digits is 147000, while the sum is 39.

The square root of 575406057 is about 23987.6229960369. The cubic root of 575406057 is about 831.7474467867.

The spelling of 575406057 in words is "five hundred seventy-five million, four hundred six thousand, fifty-seven".

Divisors: 1 3 113 241 339 723 7043 21129 27233 81699 795859 1697363 2387577 5092089 191802019 575406057