Search a number
-
+
395353 = 756479
BaseRepresentation
bin1100000100001011001
3202002022201
41200201121
5100122403
612250201
73234430
oct1404131
9662281
10395353
11250042
12170961
1310ac4a
14a4117
157c21d
hex60859

395353 has 4 divisors (see below), whose sum is σ = 451840. Its totient is φ = 338868.

The previous prime is 395323. The next prime is 395377. The reversal of 395353 is 353593.

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, and also an emirpimes, since its reverse is a distinct semiprime: 353593 = 3471019.

It is a cyclic number.

It is not a de Polignac number, because 395353 - 25 = 395321 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28233 + ... + 28246.

It is an arithmetic number, because the mean of its divisors is an integer number (112960).

2395353 is an apocalyptic number.

It is an amenable number.

395353 is a deficient number, since it is larger than the sum of its proper divisors (56487).

395353 is an equidigital number, since it uses as much as digits as its factorization.

395353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56486.

The product of its digits is 6075, while the sum is 28.

The square root of 395353 is about 628.7710235054. The cubic root of 395353 is about 73.3941896125.

The spelling of 395353 in words is "three hundred ninety-five thousand, three hundred fifty-three".

Divisors: 1 7 56479 395353