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134793169 = 73392983
BaseRepresentation
bin10000000100011…
…00011111010001
3100101122012110121
420002030133101
5234001340134
621213030241
73224503000
oct1002143721
9311565417
10134793169
116a0a6115
1239185381
1321c06394
1413c8ac37
15bc78ab4
hex808c7d1

134793169 has 8 divisors (see below), whose sum is σ = 157193600. Its totient is φ = 115536708.

The previous prime is 134793167. The next prime is 134793193. The reversal of 134793169 is 961397431.

It is not a de Polignac number, because 134793169 - 21 = 134793167 is a prime.

It is a super-2 number, since 2×1347931692 = 36338396818125122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134793167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196149 + ... + 196834.

It is an arithmetic number, because the mean of its divisors is an integer number (19649200).

Almost surely, 2134793169 is an apocalyptic number.

It is an amenable number.

134793169 is a deficient number, since it is larger than the sum of its proper divisors (22400431).

134793169 is an frugal number, since it uses more digits than its factorization.

134793169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393004 (or 392990 counting only the distinct ones).

The product of its digits is 122472, while the sum is 43.

The square root of 134793169 is about 11610.0460378071. The cubic root of 134793169 is about 512.7306678481.

The spelling of 134793169 in words is "one hundred thirty-four million, seven hundred ninety-three thousand, one hundred sixty-nine".

Divisors: 1 7 49 343 392983 2750881 19256167 134793169