Base | Representation |
---|---|
bin | 1011001011111101001011… |
… | …1111110110001110110101 |
3 | 1121112212112022221101220002 |
4 | 2302333102333312032311 |
5 | 3103010431004233023 |
6 | 42054320102321045 |
7 | 2406435146114642 |
oct | 262772277661665 |
9 | 47485468841802 |
10 | 12300031321013 |
11 | 3a12461024037 |
12 | 14679b3729185 |
13 | 6b2b70b66827 |
14 | 307478d54dc9 |
15 | 164e43219b28 |
hex | b2fd2ff63b5 |
12300031321013 has 4 divisors (see below), whose sum is σ = 12947401390560. Its totient is φ = 11652661251468.
The previous prime is 12300031320959. The next prime is 12300031321049. The reversal of 12300031321013 is 31012313000321.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12300031321013 - 26 = 12300031320949 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12300031321313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323685034745 + ... + 323685034782.
It is an arithmetic number, because the mean of its divisors is an integer number (3236850347640).
Almost surely, 212300031321013 is an apocalyptic number.
It is an amenable number.
12300031321013 is a deficient number, since it is larger than the sum of its proper divisors (647370069547).
12300031321013 is an equidigital number, since it uses as much as digits as its factorization.
12300031321013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 647370069546.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 12300031321013 its reverse (31012313000321), we get a palindrome (43312344321334).
The spelling of 12300031321013 in words is "twelve trillion, three hundred billion, thirty-one million, three hundred twenty-one thousand, thirteen".
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