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132162557 = 374187121
BaseRepresentation
bin1111110000010…
…10001111111101
3100012200112221112
413320022033331
5232313200212
621040411405
73163235402
oct770121775
9305615845
10132162557
116866975a
1238316b65
13214c4bc7
14137a42a9
15b909422
hex7e0a3fd

132162557 has 8 divisors (see below), whose sum is σ = 139046712. Its totient is φ = 125452800.

The previous prime is 132162551. The next prime is 132162559. The reversal of 132162557 is 755261231.

It can be written as a sum of positive squares in 4 ways, for example, as 33339076 + 98823481 = 5774^2 + 9941^2 .

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 132162557 - 214 = 132146173 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 (132162551) 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 7 ways as a sum of consecutive naturals, for example, 42044 + ... + 45077.

It is an arithmetic number, because the mean of its divisors is an integer number (17380839).

Almost surely, 2132162557 is an apocalyptic number.

It is an amenable number.

132162557 is a deficient number, since it is larger than the sum of its proper divisors (6884155).

132162557 is an equidigital number, since it uses as much as digits as its factorization.

132162557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87199.

The product of its digits is 12600, while the sum is 32.

The square root of 132162557 is about 11496.1975017829. The cubic root of 132162557 is about 509.3732619008.

The spelling of 132162557 in words is "one hundred thirty-two million, one hundred sixty-two thousand, five hundred fifty-seven".

Divisors: 1 37 41 1517 87121 3223477 3571961 132162557