Base | Representation |
---|---|
bin | 10111100100000… |
… | …100110011110001 |
3 | 1000112212222201101 |
4 | 113210010303301 |
5 | 1302201122344 |
6 | 103121204401 |
7 | 12540162622 |
oct | 2744046361 |
9 | 1015788641 |
10 | 395332849 |
11 | 19317846a |
12 | b0490701 |
13 | 63b99182 |
14 | 3a70ba49 |
15 | 24a909d4 |
hex | 17904cf1 |
395332849 has 4 divisors (see below), whose sum is σ = 399171136. Its totient is φ = 391494564.
The previous prime is 395332811. The next prime is 395332859. The reversal of 395332849 is 948233593.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-395332849 is a prime.
It is a super-2 number, since 2×3953328492 = 312576122996913602, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 395332799 and 395332808.
It is not an unprimeable number, because it can be changed into a prime (395332859) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918989 + ... + 1919194.
It is an arithmetic number, because the mean of its divisors is an integer number (99792784).
Almost surely, 2395332849 is an apocalyptic number.
It is an amenable number.
395332849 is a deficient number, since it is larger than the sum of its proper divisors (3838287).
395332849 is a wasteful number, since it uses less digits than its factorization.
395332849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3838286.
The product of its digits is 699840, while the sum is 46.
The square root of 395332849 is about 19882.9788764159. The cubic root of 395332849 is about 733.9294263284.
The spelling of 395332849 in words is "three hundred ninety-five million, three hundred thirty-two thousand, eight hundred forty-nine".
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