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344424045 = 3573280229
BaseRepresentation
bin10100100001110…
…111111001101101
3220000002112222010
4110201313321231
51201133032140
654102111433
711351361510
oct2441677155
9800075863
10344424045
11167466979
129741b579
1356483214
1433a58d77
1520386880
hex14877e6d

344424045 has 16 divisors (see below), whose sum is σ = 629804160. Its totient is φ = 157450944.

The previous prime is 344424013. The next prime is 344424049. The reversal of 344424045 is 540424443.

It is not a de Polignac number, because 344424045 - 25 = 344424013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344424049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1640010 + ... + 1640219.

It is an arithmetic number, because the mean of its divisors is an integer number (39362760).

Almost surely, 2344424045 is an apocalyptic number.

344424045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

344424045 is a deficient number, since it is larger than the sum of its proper divisors (285380115).

344424045 is a wasteful number, since it uses less digits than its factorization.

344424045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280244.

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 344424045 is about 18558.6649573723. The cubic root of 344424045 is about 700.9674005311.

Adding to 344424045 its reverse (540424443), we get a palindrome (884848488).

The spelling of 344424045 in words is "three hundred forty-four million, four hundred twenty-four thousand, forty-five".

Divisors: 1 3 5 7 15 21 35 105 3280229 9840687 16401145 22961603 49203435 68884809 114808015 344424045