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289134 = 23216063
BaseRepresentation
bin1000110100101101110
3112200121200
41012211232
533223014
610110330
72312646
oct1064556
9480550
10289134
1118825a
1211b3a6
13a17b1
1477526
155aa09
hex4696e

289134 has 12 divisors (see below), whose sum is σ = 626496. Its totient is φ = 96372.

The previous prime is 289129. The next prime is 289139. The reversal of 289134 is 431982.

289134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (289129) and next prime (289139).

It is a junction number, because it is equal to n+sod(n) for n = 289098 and 289107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8014 + ... + 8049.

It is an arithmetic number, because the mean of its divisors is an integer number (52208).

2289134 is an apocalyptic number.

289134 is an abundant number, since it is smaller than the sum of its proper divisors (337362).

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

289134 is a wasteful number, since it uses less digits than its factorization.

289134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16071 (or 16068 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 289134 is about 537.7118187282. The cubic root of 289134 is about 66.1251070547.

The spelling of 289134 in words is "two hundred eighty-nine thousand, one hundred thirty-four".

Divisors: 1 2 3 6 9 18 16063 32126 48189 96378 144567 289134