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132020313 = 344006771
BaseRepresentation
bin1111101111001…
…11100001011001
3100012102022211020
413313213201121
5232244122223
621033353053
73162103605
oct767474131
9305368736
10132020313
11685818a7
1238268789
1321475239
1413768505
15b8cc1e3
hex7de7859

132020313 has 4 divisors (see below), whose sum is σ = 176027088. Its totient is φ = 88013540.

The previous prime is 132020309. The next prime is 132020327. The reversal of 132020313 is 313020231.

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.

It is a cyclic number.

It is not a de Polignac number, because 132020313 - 22 = 132020309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132020292 and 132020301.

It is not an unprimeable number, because it can be changed into a prime (132020813) 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 3 ways as a sum of consecutive naturals, for example, 22003383 + ... + 22003388.

It is an arithmetic number, because the mean of its divisors is an integer number (44006772).

Almost surely, 2132020313 is an apocalyptic number.

It is an amenable number.

132020313 is a deficient number, since it is larger than the sum of its proper divisors (44006775).

132020313 is an equidigital number, since it uses as much as digits as its factorization.

132020313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44006774.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 132020313 is about 11490.0092689258. The cubic root of 132020313 is about 509.1904534424.

Adding to 132020313 its reverse (313020231), we get a palindrome (445040544).

The spelling of 132020313 in words is "one hundred thirty-two million, twenty thousand, three hundred thirteen".

Divisors: 1 3 44006771 132020313