Base | Representation |
---|---|
bin | 11000011011011101… |
… | …00110110000001011 |
3 | 1020212000121100202220 |
4 | 30031232212300023 |
5 | 203324444114201 |
6 | 10005224425123 |
7 | 643002361620 |
oct | 141556466013 |
9 | 36760540686 |
10 | 13115223051 |
11 | 5620224217 |
12 | 26603181a3 |
13 | 1310215518 |
14 | 8c5ba0347 |
15 | 51b612036 |
hex | 30dba6c0b |
13115223051 has 16 divisors (see below), whose sum is σ = 20073149184. Its totient is φ = 7461395424.
The previous prime is 13115222987. The next prime is 13115223083. The reversal of 13115223051 is 15032251131.
13115223051 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 13115223051 - 26 = 13115222987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13115223551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1370860 + ... + 1380393.
It is an arithmetic number, because the mean of its divisors is an integer number (1254571824).
Almost surely, 213115223051 is an apocalyptic number.
13115223051 is a deficient number, since it is larger than the sum of its proper divisors (6957926133).
13115223051 is a wasteful number, since it uses less digits than its factorization.
13115223051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2751490.
The product of its (nonzero) digits is 900, while the sum is 24.
Adding to 13115223051 its reverse (15032251131), we get a palindrome (28147474182).
The spelling of 13115223051 in words is "thirteen billion, one hundred fifteen million, two hundred twenty-three thousand, fifty-one".
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