Base | Representation |
---|---|
bin | 11101110101011000001010… |
… | …111011101011100110011001 |
3 | 122012120200122110101112100202 |
4 | 131311120022323223212121 |
5 | 114144232004140410131 |
6 | 1143021411211311545 |
7 | 36431466442351421 |
oct | 3565301273534631 |
9 | 565520573345322 |
10 | 131211434310041 |
11 | 38898502aa1728 |
12 | 128717a3a4b5b5 |
13 | 582a253a5c807 |
14 | 245894b12d481 |
15 | 102819d012bcb |
hex | 77560aeeb999 |
131211434310041 has 4 divisors (see below), whose sum is σ = 131219294593572. Its totient is φ = 131203574026512.
The previous prime is 131211434310029. The next prime is 131211434310071. The reversal of 131211434310041 is 140013434112131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 54168069130816 + 77043365179225 = 7359896^2 + 8777435^2 .
It is a cyclic number.
It is not a de Polignac number, because 131211434310041 - 226 = 131211367201177 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131211434309986 and 131211434310013.
It is not an unprimeable number, because it can be changed into a prime (131211434310071) 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, 3930116726 + ... + 3930150111.
It is an arithmetic number, because the mean of its divisors is an integer number (32804823648393).
Almost surely, 2131211434310041 is an apocalyptic number.
It is an amenable number.
131211434310041 is a deficient number, since it is larger than the sum of its proper divisors (7860283531).
131211434310041 is an equidigital number, since it uses as much as digits as its factorization.
131211434310041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7860283530.
The product of its (nonzero) digits is 3456, while the sum is 29.
Adding to 131211434310041 its reverse (140013434112131), we get a palindrome (271224868422172).
The spelling of 131211434310041 in words is "one hundred thirty-one trillion, two hundred eleven billion, four hundred thirty-four million, three hundred ten thousand, forty-one".
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