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344214223 = 1213283771
BaseRepresentation
bin10100100001000…
…100101011001111
3212222200220010221
4110201010223033
51201104323343
654053412211
711346526003
oct2441045317
9788626127
10344214223
11167333271
129733a067
135640b872
1433a02703
15203445ed
hex14844acf

344214223 has 4 divisors (see below), whose sum is σ = 344499208. Its totient is φ = 343929240.

The previous prime is 344214191. The next prime is 344214239. The reversal of 344214223 is 322412443.

It is a happy number.

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 344214223 - 25 = 344214191 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 (344214023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140673 + ... + 143098.

It is an arithmetic number, because the mean of its divisors is an integer number (86124802).

Almost surely, 2344214223 is an apocalyptic number.

344214223 is a deficient number, since it is larger than the sum of its proper divisors (284985).

344214223 is a wasteful number, since it uses less digits than its factorization.

344214223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284984.

The product of its digits is 4608, while the sum is 25.

The square root of 344214223 is about 18553.0111572219. The cubic root of 344214223 is about 700.8250292684.

Adding to 344214223 its reverse (322412443), we get a palindrome (666626666).

The spelling of 344214223 in words is "three hundred forty-four million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 1213 283771 344214223