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234232133 = 1912328007
BaseRepresentation
bin11011111011000…
…01100101000101
3121022202020002012
431331201211011
5434430412013
635124224005
75542640342
oct1575414505
9538666065
10234232133
11110244083
126653b005
13396b16c5
14231737c9
151586c1a8
hexdf61945

234232133 has 4 divisors (see below), whose sum is σ = 246560160. Its totient is φ = 221904108.

The previous prime is 234232127. The next prime is 234232153. The reversal of 234232133 is 331232432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 234232133 - 212 = 234228037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 234232099 and 234232108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234232153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6163985 + ... + 6164022.

It is an arithmetic number, because the mean of its divisors is an integer number (61640040).

Almost surely, 2234232133 is an apocalyptic number.

It is an amenable number.

234232133 is a deficient number, since it is larger than the sum of its proper divisors (12328027).

234232133 is a wasteful number, since it uses less digits than its factorization.

234232133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12328026.

The product of its digits is 2592, while the sum is 23.

The square root of 234232133 is about 15304.6441644358. The cubic root of 234232133 is about 616.4277165608.

Adding to 234232133 its reverse (331232432), we get a palindrome (565464565).

The spelling of 234232133 in words is "two hundred thirty-four million, two hundred thirty-two thousand, one hundred thirty-three".

Divisors: 1 19 12328007 234232133