Base | Representation |
---|---|
bin | 11101110100010111100110… |
… | …011110111001111110011101 |
3 | 122012100001200122212211020012 |
4 | 131310113212132321332131 |
5 | 114142113011421411422 |
6 | 1142525503415333005 |
7 | 36423463400521565 |
oct | 3564274636717635 |
9 | 565301618784205 |
10 | 131142103310237 |
11 | 388710654a6388 |
12 | 12860275081165 |
13 | 58238550bc486 |
14 | 2455451301da5 |
15 | 10264914ee4e2 |
hex | 7745e67b9f9d |
131142103310237 has 2 divisors, whose sum is σ = 131142103310238. Its totient is φ = 131142103310236.
The previous prime is 131142103310219. The next prime is 131142103310423. The reversal of 131142103310237 is 732013301241131.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 101758483426681 + 29383619883556 = 10087541^2 + 5420666^2 .
It is a cyclic number.
It is not a de Polignac number, because 131142103310237 - 26 = 131142103310173 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (131142163310237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65571051655118 + 65571051655119.
It is an arithmetic number, because the mean of its divisors is an integer number (65571051655119).
Almost surely, 2131142103310237 is an apocalyptic number.
It is an amenable number.
131142103310237 is a deficient number, since it is larger than the sum of its proper divisors (1).
131142103310237 is an equidigital number, since it uses as much as digits as its factorization.
131142103310237 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9072, while the sum is 32.
Adding to 131142103310237 its reverse (732013301241131), we get a palindrome (863155404551368).
The spelling of 131142103310237 in words is "one hundred thirty-one trillion, one hundred forty-two billion, one hundred three million, three hundred ten thousand, two hundred thirty-seven".
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