Search a number
-
+
123343 = 1111213
BaseRepresentation
bin11110000111001111
320021012021
4132013033
512421333
62351011
71022413
oct360717
9207167
10123343
1184740
125b467
13441ac
1432d43
152682d
hex1e1cf

123343 has 4 divisors (see below), whose sum is σ = 134568. Its totient is φ = 112120.

The previous prime is 123341. The next prime is 123373. The reversal of 123343 is 343321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123343 - 21 = 123341 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123341) 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, 5596 + ... + 5617.

It is an arithmetic number, because the mean of its divisors is an integer number (33642).

2123343 is an apocalyptic number.

123343 is a deficient number, since it is larger than the sum of its proper divisors (11225).

123343 is a wasteful number, since it uses less digits than its factorization.

123343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11224.

The product of its digits is 216, while the sum is 16.

The square root of 123343 is about 351.2022209497. The cubic root of 123343 is about 49.7780831824.

Adding to 123343 its reverse (343321), we get a palindrome (466664).

The spelling of 123343 in words is "one hundred twenty-three thousand, three hundred forty-three", and thus it is an iban number.

Divisors: 1 11 11213 123343