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134196085 = 526839217
BaseRepresentation
bin1111111111110…
…10101101110101
3100100111212102101
413333322231311
5233323233320
621152142101
73216435142
oct777725565
9310455371
10134196085
1169828561
1238b37931
1321a5768a
1413b733c9
15bbabc0a
hex7ffab75

134196085 has 4 divisors (see below), whose sum is σ = 161035308. Its totient is φ = 107356864.

The previous prime is 134196067. The next prime is 134196089. The reversal of 134196085 is 580691431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 580691431 = 3715694363.

It can be written as a sum of positive squares in 2 ways, for example, as 50893956 + 83302129 = 7134^2 + 9127^2 .

It is a cyclic number.

It is not a de Polignac number, because 134196085 - 211 = 134194037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134196089) 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, 13419604 + ... + 13419613.

It is an arithmetic number, because the mean of its divisors is an integer number (40258827).

Almost surely, 2134196085 is an apocalyptic number.

It is an amenable number.

134196085 is a deficient number, since it is larger than the sum of its proper divisors (26839223).

134196085 is an equidigital number, since it uses as much as digits as its factorization.

134196085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26839222.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 134196085 is about 11584.3033886376. The cubic root of 134196085 is about 511.9724780230.

The spelling of 134196085 in words is "one hundred thirty-four million, one hundred ninety-six thousand, eighty-five".

Divisors: 1 5 26839217 134196085