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535031 = 7261179
BaseRepresentation
bin10000010100111110111
31000011220222
42002213313
5114110111
615244555
74355600
oct2024767
91004828
10535031
11335a82
1221975b
131596b3
14dcda7
15a87db
hex829f7

535031 has 12 divisors (see below), whose sum is σ = 636120. Its totient is φ = 448560.

The previous prime is 535019. The next prime is 535033. The reversal of 535031 is 130535.

Adding to 535031 its reverse (130535), we get a palindrome (665566).

Subtracting from 535031 its reverse (130535), we obtain a square (404496 = 6362).

It is not a de Polignac number, because 535031 - 210 = 534007 is a prime.

It is a super-2 number, since 2×5350312 = 572516341922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 535031.

It is not an unprimeable number, because it can be changed into a prime (535033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2900 + ... + 3078.

It is an arithmetic number, because the mean of its divisors is an integer number (53010).

2535031 is an apocalyptic number.

535031 is a deficient number, since it is larger than the sum of its proper divisors (101089).

535031 is a wasteful number, since it uses less digits than its factorization.

535031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 535031 is about 731.4581327732. The cubic root of 535031 is about 81.1819817333.

The spelling of 535031 in words is "five hundred thirty-five thousand, thirty-one".

Divisors: 1 7 49 61 179 427 1253 2989 8771 10919 76433 535031