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34006231 = 753711291
BaseRepresentation
bin1000000110111…
…0010011010111
32100222200210001
42001232103113
532201144411
63212512131
7562022350
oct201562327
970880701
1034006231
1118217426
12b47b647
13707863c
144732d27
152ebadc1
hex206e4d7

34006231 has 16 divisors (see below), whose sum is σ = 40186368. Its totient is φ = 28173600.

The previous prime is 34006207. The next prime is 34006267. The reversal of 34006231 is 13260043.

34006231 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 34006231 - 25 = 34006199 is a prime.

It is a super-2 number, since 2×340062312 = 2312847493650722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34006199 and 34006208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34004231) 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, 25696 + ... + 26986.

It is an arithmetic number, because the mean of its divisors is an integer number (2511648).

Almost surely, 234006231 is an apocalyptic number.

34006231 is a deficient number, since it is larger than the sum of its proper divisors (6180137).

34006231 is a wasteful number, since it uses less digits than its factorization.

34006231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 34006231 is about 5831.4861742098. The cubic root of 34006231 is about 323.9809691357.

Adding to 34006231 its reverse (13260043), we get a palindrome (47266274).

The spelling of 34006231 in words is "thirty-four million, six thousand, two hundred thirty-one".

Divisors: 1 7 53 71 371 497 1291 3763 9037 26341 68423 91661 478961 641627 4858033 34006231