Base | Representation |
---|---|
bin | 10111000001111… |
… | …111000011101001 |
3 | 222221001222012112 |
4 | 113001333003221 |
5 | 1242404141033 |
6 | 102201452105 |
7 | 12401213045 |
oct | 2701770351 |
9 | 887058175 |
10 | 386396393 |
11 | 189124369 |
12 | a94a1035 |
13 | 6208a726 |
14 | 39463025 |
15 | 23dc7c48 |
hex | 1707f0e9 |
386396393 has 2 divisors, whose sum is σ = 386396394. Its totient is φ = 386396392.
The previous prime is 386396333. The next prime is 386396399. The reversal of 386396393 is 393693683.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 381499024 + 4897369 = 19532^2 + 2213^2 .
It is a cyclic number.
It is not a de Polignac number, because 386396393 - 28 = 386396137 is a prime.
It is not a weakly prime, because it can be changed into another prime (386396399) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193198196 + 193198197.
It is an arithmetic number, because the mean of its divisors is an integer number (193198197).
Almost surely, 2386396393 is an apocalyptic number.
It is an amenable number.
386396393 is a deficient number, since it is larger than the sum of its proper divisors (1).
386396393 is an equidigital number, since it uses as much as digits as its factorization.
386396393 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1889568, while the sum is 50.
The square root of 386396393 is about 19656.9680520674. The cubic root of 386396393 is about 728.3570940878.
The spelling of 386396393 in words is "three hundred eighty-six million, three hundred ninety-six thousand, three hundred ninety-three".
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