Search a number
-
+
23144042 = 231373291
BaseRepresentation
bin101100001001…
…0011001101010
31121112211122202
41120102121222
521411102132
62144020202
7400502225
oct130223152
947484582
1023144042
1112078509
127901662
134a444cc
1431065bc
152072762
hex161266a

23144042 has 8 divisors (see below), whose sum is σ = 35836032. Its totient is φ = 11198700.

The previous prime is 23144041. The next prime is 23144063. The reversal of 23144042 is 24044132.

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

It is not an unprimeable number, because it can be changed into a prime (23144041) 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 3 ways as a sum of consecutive naturals, for example, 186584 + ... + 186707.

It is an arithmetic number, because the mean of its divisors is an integer number (4479504).

Almost surely, 223144042 is an apocalyptic number.

23144042 is a deficient number, since it is larger than the sum of its proper divisors (12691990).

23144042 is a wasteful number, since it uses less digits than its factorization.

23144042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373324.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 23144042 is about 4810.8255008886. The cubic root of 23144042 is about 284.9791387213.

Adding to 23144042 its reverse (24044132), we get a palindrome (47188174).

The spelling of 23144042 in words is "twenty-three million, one hundred forty-four thousand, forty-two".

Divisors: 1 2 31 62 373291 746582 11572021 23144042