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2023111223 = 71392079251
BaseRepresentation
bin111100010010110…
…0011101000110111
312012222211200212022
41320211203220313
513120404024343
6532430143355
7101064106310
oct17045435067
95188750768
102023111223
11948aa2451
12485651b5b
132631a9943
14152993607
15bc92a568
hex78963a37

2023111223 has 8 divisors (see below), whose sum is σ = 2328762240. Its totient is φ = 1721619000.

The previous prime is 2023111213. The next prime is 2023111229. The reversal of 2023111223 is 3221113202.

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 2023111223 - 26 = 2023111159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023111229) 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, 1038653 + ... + 1040598.

It is an arithmetic number, because the mean of its divisors is an integer number (291095280).

Almost surely, 22023111223 is an apocalyptic number.

2023111223 is a deficient number, since it is larger than the sum of its proper divisors (305651017).

2023111223 is a wasteful number, since it uses less digits than its factorization.

2023111223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079397.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2023111223 is about 44979.0086929448. The cubic root of 2023111223 is about 1264.7555283791.

Adding to 2023111223 its reverse (3221113202), we get a palindrome (5244224425).

The spelling of 2023111223 in words is "two billion, twenty-three million, one hundred eleven thousand, two hundred twenty-three".

Divisors: 1 7 139 973 2079251 14554757 289015889 2023111223