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132142042613 = 718877434659
BaseRepresentation
bin111101100010001000…
…1111000110111110101
3110122002012120021200102
41323010101320313311
54131111330330423
6140412154323445
712355413554360
oct1730421706765
9418065507612
10132142042613
115104a813489
122173a129585
13c5cb8c2b79
146577b7b0d7
153685e32c28
hex1ec4478df5

132142042613 has 4 divisors (see below), whose sum is σ = 151019477280. Its totient is φ = 113264607948.

The previous prime is 132142042601. The next prime is 132142042639. The reversal of 132142042613 is 316240241231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 316240241231 = 1237255650963.

It is a cyclic number.

It is not a de Polignac number, because 132142042613 - 210 = 132142041589 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132142042693) 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, 9438717323 + ... + 9438717336.

It is an arithmetic number, because the mean of its divisors is an integer number (37754869320).

Almost surely, 2132142042613 is an apocalyptic number.

It is an amenable number.

132142042613 is a deficient number, since it is larger than the sum of its proper divisors (18877434667).

132142042613 is an equidigital number, since it uses as much as digits as its factorization.

132142042613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18877434666.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 132142042613 its reverse (316240241231), we get a palindrome (448382283844).

The spelling of 132142042613 in words is "one hundred thirty-two billion, one hundred forty-two million, forty-two thousand, six hundred thirteen".

Divisors: 1 7 18877434659 132142042613