Base | Representation |
---|---|
bin | 1011111101111100001 |
3 | 201220221111 |
4 | 1133233201 |
5 | 100022121 |
6 | 12223321 |
7 | 3222220 |
oct | 1375741 |
9 | 656844 |
10 | 392161 |
11 | 248700 |
12 | 16ab41 |
13 | 109663 |
14 | a2cb7 |
15 | 7b2e1 |
hex | 5fbe1 |
392161 has 12 divisors (see below), whose sum is σ = 493696. Its totient is φ = 304920.
The previous prime is 392159. The next prime is 392177. The reversal of 392161 is 161293.
It is not a de Polignac number, because 392161 - 21 = 392159 is a prime.
It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.
It is a nialpdrome in base 7.
It is not an unprimeable number, because it can be changed into a prime (392101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616 + ... + 1078.
2392161 is an apocalyptic number.
It is an amenable number.
392161 is a deficient number, since it is larger than the sum of its proper divisors (101535).
392161 is a wasteful number, since it uses less digits than its factorization.
392161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492 (or 481 counting only the distinct ones).
The product of its digits is 324, while the sum is 22.
The square root of 392161 is about 626.2275944096. The cubic root of 392161 is about 73.1961323566.
The spelling of 392161 in words is "three hundred ninety-two thousand, one hundred sixty-one".
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