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256314 = 2342719
BaseRepresentation
bin111110100100111010
3111000121010
4332210322
531200224
65254350
72115162
oct764472
9430533
10256314
11165633
121043b6
138c886
14695a2
1550e29
hex3e93a

256314 has 8 divisors (see below), whose sum is σ = 512640. Its totient is φ = 85436.

The previous prime is 256313. The next prime is 256337. The reversal of 256314 is 413652.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

256314 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 256314.

It is not an unprimeable number, because it can be changed into a prime (256313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21354 + ... + 21365.

It is an arithmetic number, because the mean of its divisors is an integer number (64080).

2256314 is an apocalyptic number.

256314 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256314 is a wasteful number, since it uses less digits than its factorization.

256314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42724.

The product of its digits is 720, while the sum is 21.

The square root of 256314 is about 506.2746290305. The cubic root of 256314 is about 63.5219920932.

Adding to 256314 its reverse (413652), we get a palindrome (669966).

The spelling of 256314 in words is "two hundred fifty-six thousand, three hundred fourteen".

Divisors: 1 2 3 6 42719 85438 128157 256314