Base | Representation |
---|---|
bin | 1111101010110… |
… | …00001101111101 |
3 | 100011022111122112 |
4 | 13311120031331 |
5 | 232121331331 |
6 | 21013023405 |
7 | 3154110404 |
oct | 765301575 |
9 | 304274575 |
10 | 131433341 |
11 | 682108a6 |
12 | 38024b65 |
13 | 212cb010 |
14 | 1365463b |
15 | b81332b |
hex | 7d5837d |
131433341 has 8 divisors (see below), whose sum is σ = 149869944. Its totient is φ = 114186240.
The previous prime is 131433329. The next prime is 131433353. The reversal of 131433341 is 143334131.
It is an interprime number because it is at equal distance from previous prime (131433329) and next prime (131433353).
It can be written as a sum of positive squares in 4 ways, for example, as 42055225 + 89378116 = 6485^2 + 9454^2 .
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 131433341 - 26 = 131433277 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 (131433311) 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, 297140 + ... + 297581.
It is an arithmetic number, because the mean of its divisors is an integer number (18733743).
Almost surely, 2131433341 is an apocalyptic number.
It is an amenable number.
131433341 is a deficient number, since it is larger than the sum of its proper divisors (18436603).
131433341 is a wasteful number, since it uses less digits than its factorization.
131433341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 594751.
The product of its digits is 1296, while the sum is 23.
The square root of 131433341 is about 11464.4381022360. The cubic root of 131433341 is about 508.4346995799.
Adding to 131433341 its reverse (143334131), we get a palindrome (274767472).
The spelling of 131433341 in words is "one hundred thirty-one million, four hundred thirty-three thousand, three hundred forty-one".
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