Base | Representation |
---|---|
bin | 11000010001010100… |
… | …00011100011001101 |
3 | 1020122002111220112112 |
4 | 30020222003203031 |
5 | 203141204103310 |
6 | 5552545113405 |
7 | 640620253421 |
oct | 141052034315 |
9 | 36562456475 |
10 | 13030144205 |
11 | 55871a4221 |
12 | 2637928865 |
13 | 12c86c7500 |
14 | 8b8774b81 |
15 | 513e08705 |
hex | 308a838cd |
13030144205 has 24 divisors (see below), whose sum is σ = 17035531488. Its totient is φ = 9563126976.
The previous prime is 13030144177. The next prime is 13030144213. The reversal of 13030144205 is 50244103031.
It is not a de Polignac number, because 13030144205 - 214 = 13030127821 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90434 + ... + 185036.
It is an arithmetic number, because the mean of its divisors is an integer number (709813812).
Almost surely, 213030144205 is an apocalyptic number.
It is an amenable number.
13030144205 is a deficient number, since it is larger than the sum of its proper divisors (4005387283).
13030144205 is a wasteful number, since it uses less digits than its factorization.
13030144205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94797 (or 94784 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 13030144205 its reverse (50244103031), we get a palindrome (63274247236).
The spelling of 13030144205 in words is "thirteen billion, thirty million, one hundred forty-four thousand, two hundred five".
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