Base | Representation |
---|---|
bin | 1011111111111110110 |
3 | 201222101012 |
4 | 1133333312 |
5 | 100040311 |
6 | 12232222 |
7 | 3225242 |
oct | 1377766 |
9 | 658335 |
10 | 393206 |
11 | 249470 |
12 | 16b672 |
13 | 109c88 |
14 | a3422 |
15 | 7b78b |
hex | 5fff6 |
393206 has 16 divisors (see below), whose sum is σ = 656208. Its totient is φ = 175200.
The previous prime is 393203. The next prime is 393209. The reversal of 393206 is 602393.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (393203) and next prime (393209).
It is a super-2 number, since 2×3932062 = 309221916872, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (393203) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196 + ... + 1488.
It is an arithmetic number, because the mean of its divisors is an integer number (41013).
2393206 is an apocalyptic number.
393206 is a deficient number, since it is larger than the sum of its proper divisors (263002).
393206 is a wasteful number, since it uses less digits than its factorization.
393206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367.
The product of its (nonzero) digits is 972, while the sum is 23.
The square root of 393206 is about 627.0614005024. The cubic root of 393206 is about 73.2610904709.
Adding to 393206 its reverse (602393), we get a palindrome (995599).
The spelling of 393206 in words is "three hundred ninety-three thousand, two hundred six".
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