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132871 = 2353109
BaseRepresentation
bin100000011100000111
320202021011
4200130013
513222441
62503051
71062244
oct403407
9222234
10132871
1190912
1264a87
134862b
14365cb
1529581
hex20707

132871 has 8 divisors (see below), whose sum is σ = 142560. Its totient is φ = 123552.

The previous prime is 132863. The next prime is 132887. The reversal of 132871 is 178231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132871 - 23 = 132863 is a prime.

It is a pancake number, because a pancake can be divided into 132871 parts by 515 straight cuts.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132851) 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 7 ways as a sum of consecutive naturals, for example, 1165 + ... + 1273.

It is an arithmetic number, because the mean of its divisors is an integer number (17820).

2132871 is an apocalyptic number.

132871 is a deficient number, since it is larger than the sum of its proper divisors (9689).

132871 is a wasteful number, since it uses less digits than its factorization.

132871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185.

The product of its digits is 336, while the sum is 22.

The square root of 132871 is about 364.5147459294. The cubic root of 132871 is about 51.0281787120.

The spelling of 132871 in words is "one hundred thirty-two thousand, eight hundred seventy-one".

Divisors: 1 23 53 109 1219 2507 5777 132871