Base | Representation |
---|---|
bin | 1011111011001011011110… |
… | …1000100100010100001001 |
3 | 1201102102121111200220220011 |
4 | 2332302313220210110021 |
5 | 3204303441142134200 |
6 | 43515131401031521 |
7 | 2522155521053551 |
oct | 276626750442411 |
9 | 51372544626804 |
10 | 13111321052425 |
11 | 41a5530a17072 |
12 | 157908aa855a1 |
13 | 741513a8173b |
14 | 33483c84a161 |
15 | 17b0c772c5ba |
hex | becb7a24509 |
13111321052425 has 24 divisors (see below), whose sum is σ = 17283167199360. Its totient is φ = 9838615032000.
The previous prime is 13111321052407. The next prime is 13111321052429. The reversal of 13111321052425 is 52425012311131.
13111321052425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13111321052425 - 213 = 13111321044233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13111321052429) 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, 136599457 + ... + 136695406.
It is an arithmetic number, because the mean of its divisors is an integer number (720131966640).
Almost surely, 213111321052425 is an apocalyptic number.
It is an amenable number.
13111321052425 is a deficient number, since it is larger than the sum of its proper divisors (4171846146935).
13111321052425 is a wasteful number, since it uses less digits than its factorization.
13111321052425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273294993 (or 273294988 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 31.
Adding to 13111321052425 its reverse (52425012311131), we get a palindrome (65536333363556).
The spelling of 13111321052425 in words is "thirteen trillion, one hundred eleven billion, three hundred twenty-one million, fifty-two thousand, four hundred twenty-five".
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