Base | Representation |
---|---|
bin | 10111011110001… |
… | …101100111101111 |
3 | 1000102222220122222 |
4 | 113132031213233 |
5 | 1301302433304 |
6 | 103024225555 |
7 | 12521132345 |
oct | 2736154757 |
9 | 1012886588 |
10 | 393796079 |
11 | 192318906 |
12 | aba6b2bb |
13 | 6377b841 |
14 | 3a42b995 |
15 | 2488a4be |
hex | 1778d9ef |
393796079 has 2 divisors, whose sum is σ = 393796080. Its totient is φ = 393796078.
The previous prime is 393796061. The next prime is 393796093. The reversal of 393796079 is 970697393.
It is a strong prime.
It is an emirp because it is prime and its reverse (970697393) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 393796079 - 216 = 393730543 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 393796079.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (393796009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196898039 + 196898040.
It is an arithmetic number, because the mean of its divisors is an integer number (196898040).
Almost surely, 2393796079 is an apocalyptic number.
393796079 is a deficient number, since it is larger than the sum of its proper divisors (1).
393796079 is an equidigital number, since it uses as much as digits as its factorization.
393796079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1928934, while the sum is 53.
The square root of 393796079 is about 19844.2958806807. The cubic root of 393796079 is about 732.9771946794.
The spelling of 393796079 in words is "three hundred ninety-three million, seven hundred ninety-six thousand, seventy-nine".
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