Base | Representation |
---|---|
bin | 11000101001010010… |
… | …11111011101111001 |
3 | 1021011010001211222001 |
4 | 30110221133131321 |
5 | 204044204314001 |
6 | 10024533101001 |
7 | 645612250501 |
oct | 142451373571 |
9 | 37133054861 |
10 | 13231323001 |
11 | 567a811896 |
12 | 2693187761 |
13 | 132b2a5210 |
14 | 8d7382a01 |
15 | 5268e7001 |
hex | 314a5f779 |
13231323001 has 16 divisors (see below), whose sum is σ = 14774824960. Its totient is φ = 11766461760.
The previous prime is 13231322983. The next prime is 13231323071. The reversal of 13231323001 is 10032313231.
It is a cyclic number.
It is not a de Polignac number, because 13231323001 - 25 = 13231322969 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13231323001.
It is not an unprimeable number, because it can be changed into a prime (13231323071) 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, 16255 + ... + 163483.
It is an arithmetic number, because the mean of its divisors is an integer number (923426560).
Almost surely, 213231323001 is an apocalyptic number.
It is an amenable number.
13231323001 is a deficient number, since it is larger than the sum of its proper divisors (1543501959).
13231323001 is a wasteful number, since it uses less digits than its factorization.
13231323001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147496.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 13231323001 its reverse (10032313231), we get a palindrome (23263636232).
The spelling of 13231323001 in words is "thirteen billion, two hundred thirty-one million, three hundred twenty-three thousand, one".
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