Base | Representation |
---|---|
bin | 101111100001100… |
… | …110110111111001 |
3 | 2001120100000122212 |
4 | 233201212313321 |
5 | 3113104323004 |
6 | 211041424505 |
7 | 25521161606 |
oct | 5741466771 |
9 | 2046300585 |
10 | 797339129 |
11 | 37a093764 |
12 | 1a303b135 |
13 | c9260a02 |
14 | 77c756ad |
15 | 49eed96e |
hex | 2f866df9 |
797339129 has 4 divisors (see below), whose sum is σ = 797395620. Its totient is φ = 797282640.
The previous prime is 797339119. The next prime is 797339143. The reversal of 797339129 is 921933797.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 921933797 = 379 ⋅2432543.
It can be written as a sum of positive squares in 2 ways, for example, as 795522025 + 1817104 = 28205^2 + 1348^2 .
It is a cyclic number.
It is not a de Polignac number, because 797339129 - 228 = 528903673 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (797339119) 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 in 3 ways as a sum of consecutive naturals, for example, 13127 + ... + 42035.
It is an arithmetic number, because the mean of its divisors is an integer number (199348905).
Almost surely, 2797339129 is an apocalyptic number.
It is an amenable number.
797339129 is a deficient number, since it is larger than the sum of its proper divisors (56491).
797339129 is a wasteful number, since it uses less digits than its factorization.
797339129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56490.
The product of its digits is 642978, while the sum is 50.
The square root of 797339129 is about 28237.1940709413. The cubic root of 797339129 is about 927.2874010875.
The spelling of 797339129 in words is "seven hundred ninety-seven million, three hundred thirty-nine thousand, one hundred twenty-nine".
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