Base | Representation |
---|---|
bin | 11101110100000100001110… |
… | …110001110010110001011011 |
3 | 122012021002000011021111000211 |
4 | 131310010032301302301123 |
5 | 114141242412423414002 |
6 | 1142512143513111551 |
7 | 36422126105622601 |
oct | 3564041661626133 |
9 | 565232004244024 |
10 | 131121304513627 |
11 | 3886326208867a |
12 | 1285822b6b85b7 |
13 | 58218bc09362c |
14 | 245443acc5871 |
15 | 1025b75597dd7 |
hex | 77410ec72c5b |
131121304513627 has 2 divisors, whose sum is σ = 131121304513628. Its totient is φ = 131121304513626.
The previous prime is 131121304513523. The next prime is 131121304513643. The reversal of 131121304513627 is 726315403121131.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131121304513627 - 27 = 131121304513499 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 131121304513627.
It is not a weakly prime, because it can be changed into another prime (131121304516627) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65560652256813 + 65560652256814.
It is an arithmetic number, because the mean of its divisors is an integer number (65560652256814).
Almost surely, 2131121304513627 is an apocalyptic number.
131121304513627 is a deficient number, since it is larger than the sum of its proper divisors (1).
131121304513627 is an equidigital number, since it uses as much as digits as its factorization.
131121304513627 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 40.
Adding to 131121304513627 its reverse (726315403121131), we get a palindrome (857436707634758).
The spelling of 131121304513627 in words is "one hundred thirty-one trillion, one hundred twenty-one billion, three hundred four million, five hundred thirteen thousand, six hundred twenty-seven".
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