Base | Representation |
---|---|
bin | 11101110110000001101101… |
… | …001110101010001110111111 |
3 | 122012201221202121221002102201 |
4 | 131312001231032222032333 |
5 | 114200444323440002221 |
6 | 1143054104510532331 |
7 | 36434635601132053 |
oct | 3566015516521677 |
9 | 565657677832381 |
10 | 131256033125311 |
11 | 38905409952746 |
12 | 1287a36bb070a7 |
13 | 5831510806033 |
14 | 245ab7c3a9c63 |
15 | 102940d606891 |
hex | 77606d3aa3bf |
131256033125311 has 16 divisors (see below), whose sum is σ = 132240717306880. Its totient is φ = 130274227942560.
The previous prime is 131256033125233. The next prime is 131256033125351. The reversal of 131256033125311 is 113521330652131.
It is a cyclic number.
It is not a de Polignac number, because 131256033125311 - 225 = 131255999570879 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 (131256033125351) 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, 3108617146 + ... + 3108659368.
It is an arithmetic number, because the mean of its divisors is an integer number (8265044831680).
Almost surely, 2131256033125311 is an apocalyptic number.
131256033125311 is a deficient number, since it is larger than the sum of its proper divisors (984684181569).
131256033125311 is a wasteful number, since it uses less digits than its factorization.
131256033125311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75766.
The product of its (nonzero) digits is 48600, while the sum is 37.
Adding to 131256033125311 its reverse (113521330652131), we get a palindrome (244777363777442).
The spelling of 131256033125311 in words is "one hundred thirty-one trillion, two hundred fifty-six billion, thirty-three million, one hundred twenty-five thousand, three hundred eleven".
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