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134238 = 23131721
BaseRepresentation
bin100000110001011110
320211010210
4200301132
513243423
62513250
71066236
oct406136
9224123
10134238
1191945
1265826
1349140
1436cc6
1529b93
hex20c5e

134238 has 16 divisors (see below), whose sum is σ = 289296. Its totient is φ = 41280.

The previous prime is 134227. The next prime is 134243. The reversal of 134238 is 832431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783 + ... + 938.

It is an arithmetic number, because the mean of its divisors is an integer number (18081).

2134238 is an apocalyptic number.

134238 is an abundant number, since it is smaller than the sum of its proper divisors (155058).

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

134238 is a wasteful number, since it uses less digits than its factorization.

134238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739.

The product of its digits is 576, while the sum is 21.

The square root of 134238 is about 366.3850433629. The cubic root of 134238 is about 51.2025775883.

Adding to 134238 its reverse (832431), we get a palindrome (966669).

It can be divided in two parts, 13423 and 8, that added together give a palindrome (13431).

The spelling of 134238 in words is "one hundred thirty-four thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 13 26 39 78 1721 3442 5163 10326 22373 44746 67119 134238