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34643234643 = 3372203141671
BaseRepresentation
bin100000010000111001…
…011100111101010011
310022102100100122212120
4200100321130331103
51031422132002033
623525340425323
72334330431043
oct402071347523
9108370318776
1034643234643
1113768225a36
126869b48243
13336133c314
141968d9b723
15d7b5ac1b3
hex810e5cf53

34643234643 has 16 divisors (see below), whose sum is σ = 47461253376. Its totient is φ = 22460928480.

The previous prime is 34643234629. The next prime is 34643234677.

It is a happy number.

34643234643 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 34643234643 - 25 = 34643234611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34643234595 and 34643234604.

It is not an unprimeable number, because it can be changed into a prime (34643234683) 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, 173698 + ... + 315368.

It is an arithmetic number, because the mean of its divisors is an integer number (2966328336).

Almost surely, 234643234643 is an apocalyptic number.

34643234643 is a deficient number, since it is larger than the sum of its proper divisors (12818018733).

34643234643 is a wasteful number, since it uses less digits than its factorization.

34643234643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143914.

The product of its digits is 1492992, while the sum is 42.

The spelling of 34643234643 in words is "thirty-four billion, six hundred forty-three million, two hundred thirty-four thousand, six hundred forty-three".

Divisors: 1 3 37 111 2203 6609 81511 141671 244533 425013 5241827 15725481 312101213 936303639 11547744881 34643234643