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23232113 = 31749423
BaseRepresentation
bin101100010011…
…1111001110001
31121201022110122
41120213321301
521421411423
62145540025
7401320052
oct130477161
947638418
1023232113
11121286a3
127944615
134a75618
14312a729
15208d8c8
hex1627e71

23232113 has 4 divisors (see below), whose sum is σ = 23981568. Its totient is φ = 22482660.

The previous prime is 23232109. The next prime is 23232119. The reversal of 23232113 is 31123232.

Adding to 23232113 its reverse (31123232), we get a palindrome (54355345).

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 23232113 - 22 = 23232109 is a prime.

It is a super-3 number, since 3×232321133 (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23232091 and 23232100.

It is not an unprimeable number, because it can be changed into a prime (23232119) 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, 374681 + ... + 374742.

It is an arithmetic number, because the mean of its divisors is an integer number (5995392).

Almost surely, 223232113 is an apocalyptic number.

It is an amenable number.

23232113 is a deficient number, since it is larger than the sum of its proper divisors (749455).

23232113 is an equidigital number, since it uses as much as digits as its factorization.

23232113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749454.

The product of its digits is 216, while the sum is 17.

The square root of 23232113 is about 4819.9702281238. The cubic root of 23232113 is about 285.3401622173.

The spelling of 23232113 in words is "twenty-three million, two hundred thirty-two thousand, one hundred thirteen".

Divisors: 1 31 749423 23232113