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344143 = 2911867
BaseRepresentation
bin1010100000001001111
3122111002001
41110001033
542003033
611213131
72632222
oct1240117
9574061
10344143
11215618
121471a7
13c0847
148d5b9
156be7d
hex5404f

344143 has 4 divisors (see below), whose sum is σ = 356040. Its totient is φ = 332248.

The previous prime is 344117. The next prime is 344153. The reversal of 344143 is 341443.

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 344143 - 25 = 344111 is a prime.

It is a d-powerful number, because it can be written as 38 + 4 + 1 + 47 + 49 + 310 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344153) 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, 5905 + ... + 5962.

It is an arithmetic number, because the mean of its divisors is an integer number (89010).

2344143 is an apocalyptic number.

344143 is a deficient number, since it is larger than the sum of its proper divisors (11897).

344143 is a wasteful number, since it uses less digits than its factorization.

344143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11896.

The product of its digits is 576, while the sum is 19.

The square root of 344143 is about 586.6370257664. The cubic root of 344143 is about 70.0776688922.

Adding to 344143 its reverse (341443), we get a palindrome (685586).

The spelling of 344143 in words is "three hundred forty-four thousand, one hundred forty-three", and thus it is an iban number.

Divisors: 1 29 11867 344143