Base | Representation |
---|---|
bin | 1100000010001001101110… |
… | …1000101011010000111011 |
3 | 1201211212210211111102212220 |
4 | 3000202123220223100323 |
5 | 3213234303230400011 |
6 | 44050142130335123 |
7 | 2533626151536225 |
oct | 300423350532073 |
9 | 51755724442786 |
10 | 13231110403131 |
11 | 4241311985265 |
12 | 159834012a4a3 |
13 | 74c8c442354a |
14 | 33a563bdb415 |
15 | 17e288e73506 |
hex | c089ba2b43b |
13231110403131 has 16 divisors (see below), whose sum is σ = 18119224819488. Its totient is φ = 8581893062400.
The previous prime is 13231110403129. The next prime is 13231110403141. The reversal of 13231110403131 is 13130401113231.
It is not a de Polignac number, because 13231110403131 - 21 = 13231110403129 is a prime.
It is a super-2 number, since 2×132311104031312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13231110403141) 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, 978130 + ... + 5236311.
It is an arithmetic number, because the mean of its divisors is an integer number (1132451551218).
Almost surely, 213231110403131 is an apocalyptic number.
13231110403131 is a deficient number, since it is larger than the sum of its proper divisors (4888114416357).
13231110403131 is a wasteful number, since it uses less digits than its factorization.
13231110403131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6233662.
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 13231110403131 its reverse (13130401113231), we get a palindrome (26361511516362).
The spelling of 13231110403131 in words is "thirteen trillion, two hundred thirty-one billion, one hundred ten million, four hundred three thousand, one hundred thirty-one".
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