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234223111 = 2917945121
BaseRepresentation
bin11011111010111…
…11011000000111
3121022201202201001
431331133120013
5434430114421
635124114131
75542602133
oct1575373007
9538652631
10234223111
11110238321
1266535947
13396aa575
14231703c3
1515869691
hexdf5f607

234223111 has 8 divisors (see below), whose sum is σ = 243658800. Its totient is φ = 224878080.

The previous prime is 234223091. The next prime is 234223139. The reversal of 234223111 is 111322432.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 234223111 - 27 = 234222983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234223151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17370 + ... + 27751.

It is an arithmetic number, because the mean of its divisors is an integer number (30457350).

Almost surely, 2234223111 is an apocalyptic number.

234223111 is a deficient number, since it is larger than the sum of its proper divisors (9435689).

234223111 is a wasteful number, since it uses less digits than its factorization.

234223111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45329.

The product of its digits is 288, while the sum is 19.

The square root of 234223111 is about 15304.3494144639. The cubic root of 234223111 is about 616.4198020728.

Adding to 234223111 its reverse (111322432), we get a palindrome (345545543).

The spelling of 234223111 in words is "two hundred thirty-four million, two hundred twenty-three thousand, one hundred eleven".

Divisors: 1 29 179 5191 45121 1308509 8076659 234223111