Base | Representation |
---|---|
bin | 11101110110110101000001… |
… | …010001010111011101111111 |
3 | 122012221012222102211002211022 |
4 | 131312311001101113131333 |
5 | 114202400143313242343 |
6 | 1143135300032414355 |
7 | 36441626134502363 |
oct | 3566650121273577 |
9 | 565835872732738 |
10 | 131311130212223 |
11 | 38926812804615 |
12 | 12888b879a73bb |
13 | 5836781568200 |
14 | 245d6c7a312a3 |
15 | 102aa856ce568 |
hex | 776d4145777f |
131311130212223 has 12 divisors (see below), whose sum is σ = 142200566852040. Its totient is φ = 121200392735136.
The previous prime is 131311130212217. The next prime is 131311130212247. The reversal of 131311130212223 is 322212031113131.
It is not a de Polignac number, because 131311130212223 - 220 = 131311129163647 is a prime.
It is a super-2 number, since 2×1313111302122232 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 131311130212192 and 131311130212201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131311130212253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29591261 + ... + 33738182.
It is an arithmetic number, because the mean of its divisors is an integer number (11850047237670).
Almost surely, 2131311130212223 is an apocalyptic number.
131311130212223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131311130212223 is a deficient number, since it is larger than the sum of its proper divisors (10889436639817).
131311130212223 is a wasteful number, since it uses less digits than its factorization.
131311130212223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63341738 (or 63341725 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 26.
Adding to 131311130212223 its reverse (322212031113131), we get a palindrome (453523161325354).
The spelling of 131311130212223 in words is "one hundred thirty-one trillion, three hundred eleven billion, one hundred thirty million, two hundred twelve thousand, two hundred twenty-three".
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