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34200231 = 313876929
BaseRepresentation
bin1000001001110…
…1101010100111
32101100112220020
42002131222213
532223401411
63221010223
7563461062
oct202355247
971315806
1034200231
111833a15a
12b553973
137115a30
1447838d9
153008606
hex209daa7

34200231 has 8 divisors (see below), whose sum is σ = 49108080. Its totient is φ = 21046272.

The previous prime is 34200227. The next prime is 34200239. The reversal of 34200231 is 13200243.

34200231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34200231 - 22 = 34200227 is a prime.

It is a super-2 number, since 2×342002312 = 2339311600906722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34200231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34200239) 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 7 ways as a sum of consecutive naturals, for example, 438426 + ... + 438503.

It is an arithmetic number, because the mean of its divisors is an integer number (6138510).

Almost surely, 234200231 is an apocalyptic number.

34200231 is a deficient number, since it is larger than the sum of its proper divisors (14907849).

34200231 is a wasteful number, since it uses less digits than its factorization.

34200231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876945.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 34200231 is about 5848.0963569353. The cubic root of 34200231 is about 324.5958874690.

Adding to 34200231 its reverse (13200243), we get a palindrome (47400474).

The spelling of 34200231 in words is "thirty-four million, two hundred thousand, two hundred thirty-one".

Divisors: 1 3 13 39 876929 2630787 11400077 34200231