Base | Representation |
---|---|
bin | 1100000000111111101101… |
… | …0101000010100101010101 |
3 | 1201202222112002202210210012 |
4 | 3000033323111002211111 |
5 | 3212423110201011041 |
6 | 44033054345010005 |
7 | 2532323603632454 |
oct | 300177325024525 |
9 | 51688462683705 |
10 | 13211241032021 |
11 | 42339461676aa |
12 | 1594515a83905 |
13 | 74aa78b24716 |
14 | 3395daddab9b |
15 | 17d9c490c3eb |
hex | c03fb542955 |
13211241032021 has 24 divisors (see below), whose sum is σ = 14415460612320. Its totient is φ = 12096310977792.
The previous prime is 13211241032009. The next prime is 13211241032039. The reversal of 13211241032021 is 12023014211231.
It is not a de Polignac number, because 13211241032021 - 222 = 13211236837717 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 (13211241032051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77364110 + ... + 77534688.
It is an arithmetic number, because the mean of its divisors is an integer number (600644192180).
Almost surely, 213211241032021 is an apocalyptic number.
It is an amenable number.
13211241032021 is a deficient number, since it is larger than the sum of its proper divisors (1204219580299).
13211241032021 is a wasteful number, since it uses less digits than its factorization.
13211241032021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177893 (or 177876 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 13211241032021 its reverse (12023014211231), we get a palindrome (25234255243252).
The spelling of 13211241032021 in words is "thirteen trillion, two hundred eleven billion, two hundred forty-one million, thirty-two thousand, twenty-one".
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