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534881 = 2512131
BaseRepresentation
bin10000010100101100001
31000011201102
42002211201
5114104011
615244145
74355264
oct2024541
91004642
10534881
11335956
12219655
131595c9
14dccdb
15a873b
hex82961

534881 has 4 divisors (see below), whose sum is σ = 537264. Its totient is φ = 532500.

The previous prime is 534857. The next prime is 534883. The reversal of 534881 is 188435.

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 534881 - 210 = 533857 is a prime.

It is a super-2 number, since 2×5348812 = 572195368322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815 + ... + 1316.

It is an arithmetic number, because the mean of its divisors is an integer number (134316).

2534881 is an apocalyptic number.

It is an amenable number.

534881 is a deficient number, since it is larger than the sum of its proper divisors (2383).

534881 is a wasteful number, since it uses less digits than its factorization.

534881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2382.

The product of its digits is 3840, while the sum is 29.

The square root of 534881 is about 731.3555906671. The cubic root of 534881 is about 81.1743943627.

The spelling of 534881 in words is "five hundred thirty-four thousand, eight hundred eighty-one".

Divisors: 1 251 2131 534881