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132525231 = 33710111821
BaseRepresentation
bin1111110011000…
…10110010101111
3100020100222102220
413321202302233
5232411301411
621052250423
73166305636
oct771426257
9306328386
10132525231
1168897193
1238470a13
13215c0cc7
141385a51d
15b97bb06
hex7e62caf

132525231 has 16 divisors (see below), whose sum is σ = 183288288. Its totient is φ = 85104000.

The previous prime is 132525227. The next prime is 132525257.

It is a happy number.

132525231 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 132525231 - 22 = 132525227 is a prime.

It is a super-2 number, since 2×1325252312 = 35125873703206722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132525131) 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 15 ways as a sum of consecutive naturals, for example, 5301 + ... + 17121.

It is an arithmetic number, because the mean of its divisors is an integer number (11455518).

Almost surely, 2132525231 is an apocalyptic number.

132525231 is a deficient number, since it is larger than the sum of its proper divisors (50763057).

132525231 is a wasteful number, since it uses less digits than its factorization.

132525231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11962.

The product of its digits is 1800, while the sum is 24.

The square root of 132525231 is about 11511.9603456579. The cubic root of 132525231 is about 509.8387687185.

The spelling of 132525231 in words is "one hundred thirty-two million, five hundred twenty-five thousand, two hundred thirty-one".

Divisors: 1 3 37 101 111 303 3737 11211 11821 35463 437377 1193921 1312131 3581763 44175077 132525231