Base | Representation |
---|---|
bin | 1011111010100110001100… |
… | …0011100100011110011101 |
3 | 1201101110202222011010122111 |
4 | 2332221203003210132131 |
5 | 3204122441401224041 |
6 | 43510354255114021 |
7 | 2521352504462530 |
oct | 276514303443635 |
9 | 51343688133574 |
10 | 13101312133021 |
11 | 41a126516a852 |
12 | 1577156b12911 |
13 | 7405aa290518 |
14 | 33416d444a17 |
15 | 17abddbab981 |
hex | bea630e479d |
13101312133021 has 16 divisors (see below), whose sum is σ = 15041710526976. Its totient is φ = 11178127903536.
The previous prime is 13101312133009. The next prime is 13101312133027. The reversal of 13101312133021 is 12033121310131.
It is a cyclic number.
It is not a de Polignac number, because 13101312133021 - 225 = 13101278578589 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13101312132983 and 13101312133001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13101312133027) 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, 7725390 + ... + 9267376.
It is an arithmetic number, because the mean of its divisors is an integer number (940106907936).
Almost surely, 213101312133021 is an apocalyptic number.
It is an amenable number.
13101312133021 is a deficient number, since it is larger than the sum of its proper divisors (1940398393955).
13101312133021 is a wasteful number, since it uses less digits than its factorization.
13101312133021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547568.
The product of its (nonzero) digits is 324, while the sum is 22.
Adding to 13101312133021 its reverse (12033121310131), we get a palindrome (25134433443152).
The spelling of 13101312133021 in words is "thirteen trillion, one hundred one billion, three hundred twelve million, one hundred thirty-three thousand, twenty-one".
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