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34389165 = 353376803
BaseRepresentation
bin1000001100101…
…1110010101101
32101201011001210
42003023302231
532300423130
63225025033
7565205646
oct203136255
971634053
1034389165
11184590a8
12b625179
137180a25
1447d26cd
1530445b0
hex20cbcad

34389165 has 16 divisors (see below), whose sum is σ = 55194048. Its totient is φ = 18283776.

The previous prime is 34389161. The next prime is 34389167. The reversal of 34389165 is 56198343.

34389165 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 34389165 - 22 = 34389161 is a prime.

It is a super-2 number, since 2×343891652 = 2365229338794450, which contains 22 as substring.

It is a Curzon number.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 1654 + ... + 8456.

It is an arithmetic number, because the mean of its divisors is an integer number (3449628).

Almost surely, 234389165 is an apocalyptic number.

It is an amenable number.

34389165 is a deficient number, since it is larger than the sum of its proper divisors (20804883).

34389165 is a wasteful number, since it uses less digits than its factorization.

34389165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7148.

The product of its digits is 77760, while the sum is 39.

The square root of 34389165 is about 5864.2275706183. The cubic root of 34389165 is about 325.1925171017.

The spelling of 34389165 in words is "thirty-four million, three hundred eighty-nine thousand, one hundred sixty-five".

Divisors: 1 3 5 15 337 1011 1685 5055 6803 20409 34015 102045 2292611 6877833 11463055 34389165