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575013 = 3191671
BaseRepresentation
bin10001100011000100101
31002012202210
42030120211
5121400023
620154033
74613265
oct2143045
91065683
10575013
1136301a
12238919
1317195a
1410d7a5
15b5593
hex8c625

575013 has 4 divisors (see below), whose sum is σ = 766688. Its totient is φ = 383340.

The previous prime is 575009. The next prime is 575027. The reversal of 575013 is 310575.

It is a happy number.

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 not a de Polignac number, because 575013 - 22 = 575009 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

575013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575033) 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, 95833 + ... + 95838.

It is an arithmetic number, because the mean of its divisors is an integer number (191672).

2575013 is an apocalyptic number.

It is an amenable number.

575013 is a deficient number, since it is larger than the sum of its proper divisors (191675).

575013 is a wasteful number, since it uses less digits than its factorization.

575013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191674.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 575013 is about 758.2961163029. The cubic root of 575013 is about 83.1558016140.

Adding to 575013 its reverse (310575), we get a palindrome (885588).

The spelling of 575013 in words is "five hundred seventy-five thousand, thirteen".

Divisors: 1 3 191671 575013