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134809184 = 2517247811
BaseRepresentation
bin10000000100100…
…00011001100000
3100101200000102202
420002100121200
5234002343214
621213232332
73224600456
oct1002203140
9311600382
10134809184
116a107154
12391926a8
1321c10763
1413c929d6
15bc7d6de
hex8090660

134809184 has 24 divisors (see below), whose sum is σ = 281018808. Its totient is φ = 63439360.

The previous prime is 134809183. The next prime is 134809223. The reversal of 134809184 is 481908431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134809183) 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, 123362 + ... + 124449.

It is an arithmetic number, because the mean of its divisors is an integer number (11709117).

Almost surely, 2134809184 is an apocalyptic number.

It is an amenable number.

134809184 is an abundant number, since it is smaller than the sum of its proper divisors (146209624).

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

134809184 is a wasteful number, since it uses less digits than its factorization.

134809184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247838 (or 247830 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 134809184 is about 11610.7357217362. The cubic root of 134809184 is about 512.7509731710.

The spelling of 134809184 in words is "one hundred thirty-four million, eight hundred nine thousand, one hundred eighty-four".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 247811 495622 991244 1982488 3964976 4212787 7929952 8425574 16851148 33702296 67404592 134809184