Base | Representation |
---|---|
bin | 111101001001110101… |
… | …1000000001000100011 |
3 | 110112222101001120122202 |
4 | 1322103223000020203 |
5 | 4122424043323441 |
6 | 140155223323415 |
7 | 12326252122553 |
oct | 1722353001043 |
9 | 415871046582 |
10 | 131326542371 |
11 | 50771456042 |
12 | 21550bb056b |
13 | c4cb973a4b |
14 | 64db739163 |
15 | 363954819b |
hex | 1e93ac0223 |
131326542371 has 2 divisors, whose sum is σ = 131326542372. Its totient is φ = 131326542370.
The previous prime is 131326542343. The next prime is 131326542419. The reversal of 131326542371 is 173245623131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 131326542371 - 210 = 131326541347 is a prime.
It is a super-2 number, since 2×1313265423712 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (131326542671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65663271185 + 65663271186.
It is an arithmetic number, because the mean of its divisors is an integer number (65663271186).
Almost surely, 2131326542371 is an apocalyptic number.
131326542371 is a deficient number, since it is larger than the sum of its proper divisors (1).
131326542371 is an equidigital number, since it uses as much as digits as its factorization.
131326542371 is an evil number, because the sum of its binary digits is even.
The product of its digits is 90720, while the sum is 38.
The spelling of 131326542371 in words is "one hundred thirty-one billion, three hundred twenty-six million, five hundred forty-two thousand, three hundred seventy-one".
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