Base | Representation |
---|---|
bin | 1111101100011… |
… | …11101000110101 |
3 | 100011202001000221 |
4 | 13312033220311 |
5 | 232201112331 |
6 | 21021534341 |
7 | 3156044251 |
oct | 766175065 |
9 | 304661027 |
10 | 131660341 |
11 | 683563aa |
12 | 381143b1 |
13 | 2137a437 |
14 | 136b3261 |
15 | b85a711 |
hex | 7d8fa35 |
131660341 has 8 divisors (see below), whose sum is σ = 133790400. Its totient is φ = 129538080.
The previous prime is 131660339. The next prime is 131660351. The reversal of 131660341 is 143066131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131660341 - 21 = 131660339 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 (131660351) 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, 38770 + ... + 42028.
It is an arithmetic number, because the mean of its divisors is an integer number (16723800).
Almost surely, 2131660341 is an apocalyptic number.
It is an amenable number.
131660341 is a deficient number, since it is larger than the sum of its proper divisors (2130059).
131660341 is an equidigital number, since it uses as much as digits as its factorization.
131660341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3899.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 131660341 is about 11474.3340111747. The cubic root of 131660341 is about 508.7272389892.
The spelling of 131660341 in words is "one hundred thirty-one million, six hundred sixty thousand, three hundred forty-one".
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