Base | Representation |
---|---|
bin | 11101111000001011100001… |
… | …011101011000110111010001 |
3 | 122020021002201112100101201202 |
4 | 131320023201131120313101 |
5 | 114210410404040001231 |
6 | 1143250100400240545 |
7 | 36451424626105262 |
oct | 3570134135306721 |
9 | 566232645311652 |
10 | 131404012031441 |
11 | 38962146107086 |
12 | 128a2b89910155 |
13 | 5842464433b56 |
14 | 2463db9570969 |
15 | 102d1bea585cb |
hex | 7782e1758dd1 |
131404012031441 has 4 divisors (see below), whose sum is σ = 131949256894884. Its totient is φ = 130858767168000.
The previous prime is 131404012031431. The next prime is 131404012031447. The reversal of 131404012031441 is 144130210404131.
It is a happy number.
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 42910556878225 + 88493455153216 = 6550615^2 + 9407096^2 .
It is a cyclic number.
It is not a de Polignac number, because 131404012031441 - 238 = 131129134124497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131404012031447) 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, 272622431360 + ... + 272622431841.
It is an arithmetic number, because the mean of its divisors is an integer number (32987314223721).
Almost surely, 2131404012031441 is an apocalyptic number.
It is an amenable number.
131404012031441 is a deficient number, since it is larger than the sum of its proper divisors (545244863443).
131404012031441 is an equidigital number, since it uses as much as digits as its factorization.
131404012031441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545244863442.
The product of its (nonzero) digits is 4608, while the sum is 29.
Adding to 131404012031441 its reverse (144130210404131), we get a palindrome (275534222435572).
The spelling of 131404012031441 in words is "one hundred thirty-one trillion, four hundred four billion, twelve million, thirty-one thousand, four hundred forty-one".
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