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132133205 = 587730133
BaseRepresentation
bin1111110000000…
…11000101010101
3100012122001200102
413320003011111
5232311230310
621040023445
73163054001
oct770030525
9305561612
10132133205
11686496a6
1238301b85
13214b4739
1413797701
15b9008a5
hex7e03155

132133205 has 8 divisors (see below), whose sum is σ = 158745912. Its totient is φ = 105582528.

The previous prime is 132133189. The next prime is 132133207. The reversal of 132133205 is 502331231.

It can be written as a sum of positive squares in 4 ways, for example, as 21104836 + 111028369 = 4594^2 + 10537^2 .

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 132133205 - 24 = 132133189 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 (132133207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10682 + ... + 19451.

It is an arithmetic number, because the mean of its divisors is an integer number (19843239).

Almost surely, 2132133205 is an apocalyptic number.

It is an amenable number.

132133205 is a deficient number, since it is larger than the sum of its proper divisors (26612707).

132133205 is an equidigital number, since it uses as much as digits as its factorization.

132133205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31015.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 132133205 is about 11494.9208348731. The cubic root of 132133205 is about 509.3355501835.

Adding to 132133205 its reverse (502331231), we get a palindrome (634464436).

The spelling of 132133205 in words is "one hundred thirty-two million, one hundred thirty-three thousand, two hundred five".

Divisors: 1 5 877 4385 30133 150665 26426641 132133205