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23248681 = 414313187
BaseRepresentation
bin101100010101…
…1111100101001
31121202011012021
41120223330221
521422424211
62150144441
7401416261
oct130537451
947664167
1023248681
111213a095
127952121
134a80021
1431327a1
152093771
hex162bf29

23248681 has 8 divisors (see below), whose sum is σ = 24371424. Its totient is φ = 22152480.

The previous prime is 23248679. The next prime is 23248697. The reversal of 23248681 is 18684232.

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 23248681 - 21 = 23248679 is a prime.

It is a super-2 number, since 2×232486812 = 1081002336479522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23248081) 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, 4831 + ... + 8356.

It is an arithmetic number, because the mean of its divisors is an integer number (3046428).

Almost surely, 223248681 is an apocalyptic number.

It is an amenable number.

23248681 is a deficient number, since it is larger than the sum of its proper divisors (1122743).

23248681 is a wasteful number, since it uses less digits than its factorization.

23248681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13271.

The product of its digits is 18432, while the sum is 34.

The square root of 23248681 is about 4821.6886046281. The cubic root of 23248681 is about 285.4079762878.

The spelling of 23248681 in words is "twenty-three million, two hundred forty-eight thousand, six hundred eighty-one".

Divisors: 1 41 43 1763 13187 540667 567041 23248681