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34424013 = 3137911173
BaseRepresentation
bin1000001101010…
…0010011001101
32101202220212110
42003110103031
532303032023
63225454233
7565412361
oct203242315
971686773
1034424013
11184822a8
12b641379
137193850
1448012a1
15304ea93
hex20d44cd

34424013 has 16 divisors (see below), whose sum is σ = 50059520. Its totient is φ = 20913984.

The previous prime is 34424011. The next prime is 34424021. The reversal of 34424013 is 31042443.

It is not a de Polignac number, because 34424013 - 21 = 34424011 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34424011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2506 + ... + 8667.

It is an arithmetic number, because the mean of its divisors is an integer number (3128720).

Almost surely, 234424013 is an apocalyptic number.

It is an amenable number.

34424013 is a deficient number, since it is larger than the sum of its proper divisors (15635507).

34424013 is a wasteful number, since it uses less digits than its factorization.

34424013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11268.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 34424013 is about 5867.1980535857. The cubic root of 34424013 is about 325.3023238112.

Adding to 34424013 its reverse (31042443), we get a palindrome (65466456).

The spelling of 34424013 in words is "thirty-four million, four hundred twenty-four thousand, thirteen".

Divisors: 1 3 13 39 79 237 1027 3081 11173 33519 145249 435747 882667 2648001 11474671 34424013