Base | Representation |
---|---|
bin | 1110010011110000100110… |
… | …01000010011101000000101 |
3 | 11010102001022110121211201001 |
4 | 13021320103020103220011 |
5 | 13111011313321331031 |
6 | 150530534212533301 |
7 | 6425201155406242 |
oct | 711702310235005 |
9 | 133361273554631 |
10 | 31465251355141 |
11 | a03137a10222a |
12 | 3642215021231 |
13 | 147321172a326 |
14 | 7aacd7a5a5c9 |
15 | 39873b6e3861 |
hex | 1c9e13213a05 |
31465251355141 has 2 divisors, whose sum is σ = 31465251355142. Its totient is φ = 31465251355140.
The previous prime is 31465251355079. The next prime is 31465251355199. The reversal of 31465251355141 is 14155315256413.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 29788355852641 + 1676895502500 = 5457871^2 + 1294950^2 .
It is a cyclic number.
It is not a de Polignac number, because 31465251355141 - 233 = 31456661420549 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31465251355091 and 31465251355100.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31465251358141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15732625677570 + 15732625677571.
It is an arithmetic number, because the mean of its divisors is an integer number (15732625677571).
Almost surely, 231465251355141 is an apocalyptic number.
It is an amenable number.
31465251355141 is a deficient number, since it is larger than the sum of its proper divisors (1).
31465251355141 is an equidigital number, since it uses as much as digits as its factorization.
31465251355141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1080000, while the sum is 46.
The spelling of 31465251355141 in words is "thirty-one trillion, four hundred sixty-five billion, two hundred fifty-one million, three hundred fifty-five thousand, one hundred forty-one".
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