Base | Representation |
---|---|
bin | 1011111110000000001 |
3 | 201220222200 |
4 | 1133300001 |
5 | 100022233 |
6 | 12223413 |
7 | 3222264 |
oct | 1376001 |
9 | 656880 |
10 | 392193 |
11 | 24872a |
12 | 16ab69 |
13 | 109689 |
14 | a2cdb |
15 | 7b313 |
hex | 5fc01 |
392193 has 6 divisors (see below), whose sum is σ = 566514. Its totient is φ = 261456.
The previous prime is 392177. The next prime is 392201. The reversal of 392193 is 391293.
It can be written as a sum of positive squares in only one way, i.e., 294849 + 97344 = 543^2 + 312^2 .
It is not a de Polignac number, because 392193 - 24 = 392177 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (392113) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21780 + ... + 21797.
It is an arithmetic number, because the mean of its divisors is an integer number (94419).
It is a Proth number, since it is equal to 383 ⋅ 210 + 1 and 383 < 210.
2392193 is an apocalyptic number.
It is an amenable number.
392193 is a deficient number, since it is larger than the sum of its proper divisors (174321).
392193 is a wasteful number, since it uses less digits than its factorization.
392193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43583 (or 43580 counting only the distinct ones).
The product of its digits is 1458, while the sum is 27.
The square root of 392193 is about 626.2531437047. The cubic root of 392193 is about 73.1981232162.
Subtracting from 392193 its reverse (391293), we obtain a square (900 = 302).
It can be divided in two parts, 392 and 193, that added together give a palindrome (585).
The spelling of 392193 in words is "three hundred ninety-two thousand, one hundred ninety-three".
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