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23063143 = 711572069
BaseRepresentation
bin101011111111…
…0101001100111
31121101201200111
41113332221213
521401010033
62142153451
7400014325
oct127765147
947351614
1023063143
1112022754
127882887
134a1673c
1430c4d15
1520587cd
hex15fea67

23063143 has 8 divisors (see below), whose sum is σ = 23548320. Its totient is φ = 22582560.

The previous prime is 23063141. The next prime is 23063147. The reversal of 23063143 is 34136032.

23063143 is nontrivially palindromic in base 12.

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 23063143 - 21 = 23063141 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 (23063141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10113 + ... + 12181.

It is an arithmetic number, because the mean of its divisors is an integer number (2943540).

Almost surely, 223063143 is an apocalyptic number.

23063143 is a deficient number, since it is larger than the sum of its proper divisors (485177).

23063143 is a wasteful number, since it uses less digits than its factorization.

23063143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 23063143 is about 4802.4101240939. The cubic root of 23063143 is about 284.6467069928.

Adding to 23063143 its reverse (34136032), we get a palindrome (57199175).

The spelling of 23063143 in words is "twenty-three million, sixty-three thousand, one hundred forty-three".

Divisors: 1 71 157 2069 11147 146899 324833 23063143