Base | Representation |
---|---|
bin | 1011000010000111111000… |
… | …0110101101101110110101 |
3 | 1120221201111110010111011121 |
4 | 2300201332012231232311 |
5 | 3042223444423131201 |
6 | 41444541341303541 |
7 | 2361305022655021 |
oct | 260417606555665 |
9 | 46851443114147 |
10 | 12131103333301 |
11 | 3957854635637 |
12 | 143b109b64bb1 |
13 | 69cc5c041354 |
14 | 2dd211813381 |
15 | 160857a779a1 |
hex | b087e1adbb5 |
12131103333301 has 4 divisors (see below), whose sum is σ = 12131150532012. Its totient is φ = 12131056134592.
The previous prime is 12131103333241. The next prime is 12131103333331. The reversal of 12131103333301 is 10333330113121.
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 6129828270801 + 6001275062500 = 2475849^2 + 2449750^2 .
It is a cyclic number.
It is not a de Polignac number, because 12131103333301 - 241 = 9932080077749 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 (12131103333331) 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, 23211700 + ... + 23728573.
It is an arithmetic number, because the mean of its divisors is an integer number (3032787633003).
Almost surely, 212131103333301 is an apocalyptic number.
It is an amenable number.
12131103333301 is a deficient number, since it is larger than the sum of its proper divisors (47198711).
12131103333301 is an equidigital number, since it uses as much as digits as its factorization.
12131103333301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47198710.
The product of its (nonzero) digits is 1458, while the sum is 25.
Adding to 12131103333301 its reverse (10333330113121), we get a palindrome (22464433446422).
The spelling of 12131103333301 in words is "twelve trillion, one hundred thirty-one billion, one hundred three million, three hundred thirty-three thousand, three hundred one".
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