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575580061 = 782225723
BaseRepresentation
bin100010010011101…
…010011110011101
31111010001111102001
4202103222132131
52134322030221
6133040402301
720156230660
oct4223523635
91433044361
10575580061
11275999901
12140916391
1392328724
145662b6d7
15357e7391
hex224ea79d

575580061 has 4 divisors (see below), whose sum is σ = 657805792. Its totient is φ = 493354332.

The previous prime is 575580011. The next prime is 575580073. The reversal of 575580061 is 160085575.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 575580061 - 27 = 575579933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 575580061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575580011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41112855 + ... + 41112868.

It is an arithmetic number, because the mean of its divisors is an integer number (164451448).

Almost surely, 2575580061 is an apocalyptic number.

It is an amenable number.

575580061 is a deficient number, since it is larger than the sum of its proper divisors (82225731).

575580061 is an equidigital number, since it uses as much as digits as its factorization.

575580061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82225730.

The product of its (nonzero) digits is 42000, while the sum is 37.

The square root of 575580061 is about 23991.2496756630. The cubic root of 575580061 is about 831.8312790618.

The spelling of 575580061 in words is "five hundred seventy-five million, five hundred eighty thousand, sixty-one".

Divisors: 1 7 82225723 575580061