Base | Representation |
---|---|
bin | 11101110010111000111000… |
… | …110000011101110010111101 |
3 | 122011222100012002111102102201 |
4 | 131302320320300131302331 |
5 | 114133431222013230023 |
6 | 1142411044123351501 |
7 | 36413233244353531 |
oct | 3562707060356275 |
9 | 564870162442381 |
10 | 131040404430013 |
11 | 38831a180a2441 |
12 | 12844612382591 |
13 | 5817098636080 |
14 | 24505647abbc1 |
15 | 10239dd082bad |
hex | 772e38c1dcbd |
131040404430013 has 16 divisors (see below), whose sum is σ = 145709228044800. Its totient is φ = 117029079051840.
The previous prime is 131040404430011. The next prime is 131040404430059. The reversal of 131040404430013 is 310034404040131.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 131040404430013 - 21 = 131040404430011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131040404430011) 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, 39149803 + ... + 42364936.
It is an arithmetic number, because the mean of its divisors is an integer number (9106826752800).
Almost surely, 2131040404430013 is an apocalyptic number.
131040404430013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
131040404430013 is a deficient number, since it is larger than the sum of its proper divisors (14668823614787).
131040404430013 is a wasteful number, since it uses less digits than its factorization.
131040404430013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81518772.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 131040404430013 its reverse (310034404040131), we get a palindrome (441074808470144).
The spelling of 131040404430013 in words is "one hundred thirty-one trillion, forty billion, four hundred four million, four hundred thirty thousand, thirteen".
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