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134668 = 22131257
BaseRepresentation
bin100000111000001100
320211201201
4200320030
513302133
62515244
71100422
oct407014
9224651
10134668
11921a6
1265b24
13493b1
1437112
1529d7d
hex20e0c

134668 has 12 divisors (see below), whose sum is σ = 238392. Its totient is φ = 66560.

The previous prime is 134639. The next prime is 134669. The reversal of 134668 is 866431.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (134669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396 + ... + 652.

It is an arithmetic number, because the mean of its divisors is an integer number (19866).

2134668 is an apocalyptic number.

It is an amenable number.

134668 is a deficient number, since it is larger than the sum of its proper divisors (103724).

134668 is a wasteful number, since it uses less digits than its factorization.

134668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 390 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 134668 is about 366.9713885305. The cubic root of 134668 is about 51.2571911385.

The spelling of 134668 in words is "one hundred thirty-four thousand, six hundred sixty-eight".

Divisors: 1 2 4 131 257 262 514 524 1028 33667 67334 134668