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34233231 = 3191274729
BaseRepresentation
bin1000001010010…
…1101110001111
32101102020011110
42002211232033
532230430411
63221423103
7563656224
oct202455617
971366143
1034233231
1118361a2a
12b56aa93
137127a66
14479194b
1530132a6
hex20a5b8f

34233231 has 16 divisors (see below), whose sum is σ = 48435200. Its totient is φ = 21446208.

The previous prime is 34233217. The next prime is 34233239. The reversal of 34233231 is 13233243.

34233231 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 34233231 - 210 = 34232207 is a prime.

It is a super-2 number, since 2×342332312 = 2343828209398722, 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 = 34233198 and 34233207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34233239) 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, 4875 + ... + 9603.

It is an arithmetic number, because the mean of its divisors is an integer number (3027200).

Almost surely, 234233231 is an apocalyptic number.

34233231 is a deficient number, since it is larger than the sum of its proper divisors (14201969).

34233231 is a wasteful number, since it uses less digits than its factorization.

34233231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4878.

The product of its digits is 1296, while the sum is 21.

The square root of 34233231 is about 5850.9171075995. The cubic root of 34233231 is about 324.7002553886.

Adding to 34233231 its reverse (13233243), we get a palindrome (47466474).

The spelling of 34233231 in words is "thirty-four million, two hundred thirty-three thousand, two hundred thirty-one".

Divisors: 1 3 19 57 127 381 2413 4729 7239 14187 89851 269553 600583 1801749 11411077 34233231