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134038171 = 191370067
BaseRepresentation
bin1111111110101…
…00001010011011
3100100012211210201
413333110022123
5233303210141
621144523031
73215206561
oct777241233
9310184721
10134038171
116972a953
1238a80477
1321a00837
1413b31a31
15bb7a031
hex7fd429b

134038171 has 4 divisors (see below), whose sum is σ = 134110152. Its totient is φ = 133966192.

The previous prime is 134038169. The next prime is 134038193. The reversal of 134038171 is 171830431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 171830431 = 891930679.

It is a cyclic number.

It is not a de Polignac number, because 134038171 - 21 = 134038169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134038271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33121 + ... + 36946.

It is an arithmetic number, because the mean of its divisors is an integer number (33527538).

Almost surely, 2134038171 is an apocalyptic number.

134038171 is a deficient number, since it is larger than the sum of its proper divisors (71981).

134038171 is an equidigital number, since it uses as much as digits as its factorization.

134038171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71980.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 134038171 is about 11577.4855214766. The cubic root of 134038171 is about 511.7715795768.

The spelling of 134038171 in words is "one hundred thirty-four million, thirty-eight thousand, one hundred seventy-one".

Divisors: 1 1913 70067 134038171