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344340341 = 1492311009
BaseRepresentation
bin10100100001100…
…011011101110101
3212222221022010222
4110201203131311
51201122342331
654100224125
711350562462
oct2441433565
9788838128
10344340341
11167409aa4
129739b045
13564540a7
1433a36669
152036bb7b
hex14863775

344340341 has 4 divisors (see below), whose sum is σ = 346651500. Its totient is φ = 342029184.

The previous prime is 344340323. The next prime is 344340361. The reversal of 344340341 is 143043443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143043443 = 373866039.

It can be written as a sum of positive squares in 2 ways, for example, as 176119441 + 168220900 = 13271^2 + 12970^2 .

It is a cyclic number.

It is not a de Polignac number, because 344340341 - 214 = 344323957 is a prime.

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 344340341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344340301) 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, 1155356 + ... + 1155653.

It is an arithmetic number, because the mean of its divisors is an integer number (86662875).

Almost surely, 2344340341 is an apocalyptic number.

It is an amenable number.

344340341 is a deficient number, since it is larger than the sum of its proper divisors (2311159).

344340341 is a wasteful number, since it uses less digits than its factorization.

344340341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311158.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 344340341 is about 18556.4097012326. The cubic root of 344340341 is about 700.9106114946.

Adding to 344340341 its reverse (143043443), we get a palindrome (487383784).

The spelling of 344340341 in words is "three hundred forty-four million, three hundred forty thousand, three hundred forty-one".

Divisors: 1 149 2311009 344340341