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134312 = 23103163
BaseRepresentation
bin100000110010101000
320211020112
4200302220
513244222
62513452
71066403
oct406250
9224215
10134312
1191a02
1265888
1349199
1436d3a
1529be2
hex20ca8

134312 has 16 divisors (see below), whose sum is σ = 255840. Its totient is φ = 66096.

The previous prime is 134293. The next prime is 134327. The reversal of 134312 is 213431.

It is a d-powerful number, because it can be written as 1 + 33 + 37 + 45 + 1 + 217 .

It is an unprimeable number.

134312 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743 + ... + 905.

It is an arithmetic number, because the mean of its divisors is an integer number (15990).

2134312 is an apocalyptic number.

It is an amenable number.

134312 is a deficient number, since it is larger than the sum of its proper divisors (121528).

134312 is a wasteful number, since it uses less digits than its factorization.

134312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 268 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 134312 is about 366.4860161043. The cubic root of 134312 is about 51.2119844992.

Adding to 134312 its reverse (213431), we get a palindrome (347743).

It can be divided in two parts, 13431 and 2, that multiplied together give a palindrome (26862).

The spelling of 134312 in words is "one hundred thirty-four thousand, three hundred twelve".

Divisors: 1 2 4 8 103 163 206 326 412 652 824 1304 16789 33578 67156 134312