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23214433 = 113496047
BaseRepresentation
bin101100010001…
…1100101100001
31121200102012211
41120203211201
521420330213
62145322121
7401214364
oct130434541
947612184
1023214433
1112116390
127936341
134a6a568
1431240db
15208853d
hex1623961

23214433 has 8 divisors (see below), whose sum is σ = 25401600. Its totient is φ = 21040080.

The previous prime is 23214421. The next prime is 23214437. The reversal of 23214433 is 33441232.

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 a de Polignac number, because none of the positive numbers 2k-23214433 is a prime.

It is a super-2 number, since 2×232144332 = 1077819799022978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23214437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816 + ... + 6862.

It is an arithmetic number, because the mean of its divisors is an integer number (3175200).

Almost surely, 223214433 is an apocalyptic number.

It is an amenable number.

23214433 is a deficient number, since it is larger than the sum of its proper divisors (2187167).

23214433 is a wasteful number, since it uses less digits than its factorization.

23214433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6407.

The product of its digits is 1728, while the sum is 22.

The square root of 23214433 is about 4818.1358428338. The cubic root of 23214433 is about 285.2677610782.

Adding to 23214433 its reverse (33441232), we get a palindrome (56655665).

The spelling of 23214433 in words is "twenty-three million, two hundred fourteen thousand, four hundred thirty-three".

Divisors: 1 11 349 3839 6047 66517 2110403 23214433