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34320605 = 5111733607
BaseRepresentation
bin1000001011101…
…1000011011101
32101120200000112
42002323003131
532241224410
63223335405
7564502034
oct202730335
971520015
1034320605
1118411640
12b5b1565
137158767
1447b571b
15302e105
hex20bb0dd

34320605 has 16 divisors (see below), whose sum is σ = 45201024. Its totient is φ = 24809280.

The previous prime is 34320589. The next prime is 34320641. The reversal of 34320605 is 50602343.

34320605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34320605 - 24 = 34320589 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7712 + ... + 11318.

It is an arithmetic number, because the mean of its divisors is an integer number (2825064).

Almost surely, 234320605 is an apocalyptic number.

It is an amenable number.

34320605 is a deficient number, since it is larger than the sum of its proper divisors (10880419).

34320605 is a wasteful number, since it uses less digits than its factorization.

34320605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3796.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 34320605 is about 5858.3790420218. The cubic root of 34320605 is about 324.9762665115.

Adding to 34320605 its reverse (50602343), we get a palindrome (84922948).

The spelling of 34320605 in words is "thirty-four million, three hundred twenty thousand, six hundred five".

Divisors: 1 5 11 55 173 865 1903 3607 9515 18035 39677 198385 624011 3120055 6864121 34320605