Base | Representation |
---|---|
bin | 1100000011101010011 |
3 | 202001222000 |
4 | 1200131103 |
5 | 100120331 |
6 | 12245043 |
7 | 3233604 |
oct | 1403523 |
9 | 661860 |
10 | 395091 |
11 | 24a924 |
12 | 170783 |
13 | 10aaa8 |
14 | a3dab |
15 | 7c0e6 |
hex | 60753 |
395091 has 8 divisors (see below), whose sum is σ = 585360. Its totient is φ = 263376.
The previous prime is 395089. The next prime is 395093. The reversal of 395091 is 190593.
It is an interprime number because it is at equal distance from previous prime (395089) and next prime (395093).
It is not a de Polignac number, because 395091 - 21 = 395089 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 14633 = 395091 / (3 + 9 + 5 + 0 + 9 + 1).
It is not an unprimeable number, because it can be changed into a prime (395093) 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, 7290 + ... + 7343.
It is an arithmetic number, because the mean of its divisors is an integer number (73170).
2395091 is an apocalyptic number.
395091 is a deficient number, since it is larger than the sum of its proper divisors (190269).
395091 is a wasteful number, since it uses less digits than its factorization.
395091 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14642 (or 14636 counting only the distinct ones).
The product of its (nonzero) digits is 1215, while the sum is 27.
The square root of 395091 is about 628.5626460425. The cubic root of 395091 is about 73.3779732801.
The spelling of 395091 in words is "three hundred ninety-five thousand, ninety-one".
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