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531834 = 23137647
BaseRepresentation
bin10000001110101111010
31000000112120
42001311322
5114004314
615222110
74343352
oct2016572
91000476
10531834
11333636
12217936
131580c4
14dbb62
15a78a9
hex81d7a

531834 has 16 divisors (see below), whose sum is σ = 1073088. Its totient is φ = 175712.

The previous prime is 531833. The next prime is 531841. The reversal of 531834 is 438135.

531834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a d-powerful number, because it can be written as 53 + 35 + 8 + 1 + 312 + 42 .

It is a nialpdrome in base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 531834.

It is not an unprimeable number, because it can be changed into a prime (531833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499 + ... + 1145.

It is an arithmetic number, because the mean of its divisors is an integer number (67068).

2531834 is an apocalyptic number.

531834 is an abundant number, since it is smaller than the sum of its proper divisors (541254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

531834 is a wasteful number, since it uses less digits than its factorization.

531834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 1440, while the sum is 24.

The square root of 531834 is about 729.2694975110. The cubic root of 531834 is about 81.0199615488.

Adding to 531834 its reverse (438135), we get a palindrome (969969).

The spelling of 531834 in words is "five hundred thirty-one thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 137 274 411 647 822 1294 1941 3882 88639 177278 265917 531834