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34508643 = 3133672411
BaseRepresentation
bin1000001110100…
…0111101100011
32101221012221220
42003220331203
532313234033
63231350123
7566214201
oct203507543
971835856
1034508643
111852a944
12b682343
1371c3220
144824071
153069bb3
hex20e8f63

34508643 has 16 divisors (see below), whose sum is σ = 49706496. Its totient is φ = 21169440.

The previous prime is 34508641. The next prime is 34508647. The reversal of 34508643 is 34680543.

34508643 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 34508643 - 21 = 34508641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34508641) by changing a digit.

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, 13108 + ... + 15518.

It is an arithmetic number, because the mean of its divisors is an integer number (3106656).

Almost surely, 234508643 is an apocalyptic number.

34508643 is a deficient number, since it is larger than the sum of its proper divisors (15197853).

34508643 is a wasteful number, since it uses less digits than its factorization.

34508643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 34508643 is about 5874.4057571809. The cubic root of 34508643 is about 325.5686863810.

The spelling of 34508643 in words is "thirty-four million, five hundred eight thousand, six hundred forty-three".

Divisors: 1 3 13 39 367 1101 2411 4771 7233 14313 31343 94029 884837 2654511 11502881 34508643