Base | Representation |
---|---|
bin | 10111011001001… |
… | …101100110010111 |
3 | 1000100112022120112 |
4 | 113121031212113 |
5 | 1300434012041 |
6 | 102540153235 |
7 | 12504032633 |
oct | 2731154627 |
9 | 1010468515 |
10 | 392485271 |
11 | 191602aa2 |
12 | ab53881b |
13 | 63410009 |
14 | 3a1a9dc3 |
15 | 246cbdeb |
hex | 1764d997 |
392485271 has 8 divisors (see below), whose sum is σ = 410202240. Its totient is φ = 374822712.
The previous prime is 392485259. The next prime is 392485279. The reversal of 392485271 is 172584293.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 392485271 - 26 = 392485207 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (392485279) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1520 + ... + 28058.
It is an arithmetic number, because the mean of its divisors is an integer number (51275280).
Almost surely, 2392485271 is an apocalyptic number.
392485271 is a deficient number, since it is larger than the sum of its proper divisors (17716969).
392485271 is a wasteful number, since it uses less digits than its factorization.
392485271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27205.
The product of its digits is 120960, while the sum is 41.
The square root of 392485271 is about 19811.2410262457. The cubic root of 392485271 is about 732.1630166113.
The spelling of 392485271 in words is "three hundred ninety-two million, four hundred eighty-five thousand, two hundred seventy-one".
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