Base | Representation |
---|---|
bin | 100101001001001010… |
… | …0101101010000111011 |
3 | 21121212220121221102021 |
4 | 1022102110231100323 |
5 | 2301324131010042 |
6 | 100350534015311 |
7 | 5522430321631 |
oct | 1122224552073 |
9 | 247786557367 |
10 | 79764313147 |
11 | 3091196a062 |
12 | 13560aa7537 |
13 | 76a236423c |
14 | 3c09747351 |
15 | 211c965867 |
hex | 129252d43b |
79764313147 has 2 divisors, whose sum is σ = 79764313148. Its totient is φ = 79764313146.
The previous prime is 79764313141. The next prime is 79764313159. The reversal of 79764313147 is 74131346797.
It is a weak prime.
It is an emirp because it is prime and its reverse (74131346797) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 79764313147 - 219 = 79763788859 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 79764313094 and 79764313103.
It is not a weakly prime, because it can be changed into another prime (79764313141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39882156573 + 39882156574.
It is an arithmetic number, because the mean of its divisors is an integer number (39882156574).
Almost surely, 279764313147 is an apocalyptic number.
79764313147 is a deficient number, since it is larger than the sum of its proper divisors (1).
79764313147 is an equidigital number, since it uses as much as digits as its factorization.
79764313147 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2667168, while the sum is 52.
The spelling of 79764313147 in words is "seventy-nine billion, seven hundred sixty-four million, three hundred thirteen thousand, one hundred forty-seven".
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