Base | Representation |
---|---|
bin | 11101110110111110001110… |
… | …001101101000011011010011 |
3 | 122012222011111001021210210220 |
4 | 131312332032031220123103 |
5 | 114203030412304411311 |
6 | 1143144012320324123 |
7 | 36442426034100606 |
oct | 3566761615503323 |
9 | 565864431253726 |
10 | 131321011013331 |
11 | 3892aa23204747 |
12 | 1288aa84a73643 |
13 | 583769764c299 |
14 | 245dd8400633d |
15 | 102ae62d94206 |
hex | 776f8e3686d3 |
131321011013331 has 16 divisors (see below), whose sum is σ = 175419419385600. Its totient is φ = 87385090314528.
The previous prime is 131321011013329. The next prime is 131321011013341. The reversal of 131321011013331 is 133310110123131.
It is not a de Polignac number, because 131321011013331 - 21 = 131321011013329 is a prime.
It is a super-2 number, since 2×1313210110133312 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131321011013341) 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, 10403311 + ... + 19258008.
It is an arithmetic number, because the mean of its divisors is an integer number (10963713711600).
Almost surely, 2131321011013331 is an apocalyptic number.
131321011013331 is a deficient number, since it is larger than the sum of its proper divisors (44098408372269).
131321011013331 is a wasteful number, since it uses less digits than its factorization.
131321011013331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29664058.
The product of its (nonzero) digits is 486, while the sum is 24.
Adding to 131321011013331 its reverse (133310110123131), we get a palindrome (264631121136462).
The spelling of 131321011013331 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, eleven million, thirteen thousand, three hundred thirty-one".
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