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34389163 = 231495181
BaseRepresentation
bin1000001100101…
…1110010101011
32101201011001201
42003023302223
532300423123
63225025031
7565205644
oct203136253
971634051
1034389163
11184590a6
12b625177
137180a23
1447d26cb
1530445ad
hex20cbcab

34389163 has 4 divisors (see below), whose sum is σ = 35884368. Its totient is φ = 32893960.

The previous prime is 34389161. The next prime is 34389167. The reversal of 34389163 is 36198343.

34389163 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.

It is a cyclic number.

It is not a de Polignac number, because 34389163 - 21 = 34389161 is a prime.

It is a super-2 number, since 2×343891632 = 2365229063681138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34389161) 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, 747568 + ... + 747613.

It is an arithmetic number, because the mean of its divisors is an integer number (8971092).

Almost surely, 234389163 is an apocalyptic number.

34389163 is a deficient number, since it is larger than the sum of its proper divisors (1495205).

34389163 is a wasteful number, since it uses less digits than its factorization.

34389163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495204.

The product of its digits is 46656, while the sum is 37.

The square root of 34389163 is about 5864.2274000929. The cubic root of 34389163 is about 325.1925107975.

The spelling of 34389163 in words is "thirty-four million, three hundred eighty-nine thousand, one hundred sixty-three".

Divisors: 1 23 1495181 34389163