Base | Representation |
---|---|
bin | 11000011100010001… |
… | …11010100110110001 |
3 | 1020212111120202202122 |
4 | 30032020322212301 |
5 | 203333230320423 |
6 | 10010032324025 |
7 | 643115115644 |
oct | 141610724661 |
9 | 36774522678 |
10 | 13122120113 |
11 | 5624105073 |
12 | 26626a3615 |
13 | 131178b91b |
14 | 8c6a77a5b |
15 | 51c0258c8 |
hex | 30e23a9b1 |
13122120113 has 16 divisors (see below), whose sum is σ = 13401722880. Its totient is φ = 12845250000.
The previous prime is 13122120101. The next prime is 13122120181. The reversal of 13122120113 is 31102122131.
It is a cyclic number.
It is not a de Polignac number, because 13122120113 - 26 = 13122120049 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13122120091 and 13122120100.
It is not an unprimeable number, because it can be changed into a prime (13122126113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12629048 + ... + 12630086.
It is an arithmetic number, because the mean of its divisors is an integer number (837607680).
Almost surely, 213122120113 is an apocalyptic number.
It is an amenable number.
13122120113 is a deficient number, since it is larger than the sum of its proper divisors (279602767).
13122120113 is a wasteful number, since it uses less digits than its factorization.
13122120113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2108.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 13122120113 its reverse (31102122131), we get a palindrome (44224242244).
The spelling of 13122120113 in words is "thirteen billion, one hundred twenty-two million, one hundred twenty thousand, one hundred thirteen".
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