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34232813 = 191801727
BaseRepresentation
bin1000001010010…
…1100111101101
32101102012120222
42002211213231
532230422223
63221421125
7563655056
oct202454755
971365528
1034232813
111836168a
12b56a7a5
137127804
14479172d
1530130c8
hex20a59ed

34232813 has 4 divisors (see below), whose sum is σ = 36034560. Its totient is φ = 32431068.

The previous prime is 34232801. The next prime is 34232819. The reversal of 34232813 is 31823243.

34232813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34232813 - 26 = 34232749 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 (34232819) 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 3 ways as a sum of consecutive naturals, for example, 900845 + ... + 900882.

It is an arithmetic number, because the mean of its divisors is an integer number (9008640).

Almost surely, 234232813 is an apocalyptic number.

It is an amenable number.

34232813 is a deficient number, since it is larger than the sum of its proper divisors (1801747).

34232813 is a wasteful number, since it uses less digits than its factorization.

34232813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801746.

The product of its digits is 3456, while the sum is 26.

The square root of 34232813 is about 5850.8813865947. The cubic root of 34232813 is about 324.6989338145.

The spelling of 34232813 in words is "thirty-four million, two hundred thirty-two thousand, eight hundred thirteen".

Divisors: 1 19 1801727 34232813