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2023013023 = 10789187507
BaseRepresentation
bin111100010010100…
…1011101010011111
312012222122201011021
41320211023222133
513120342404043
6532424105011
7101063220103
oct17045135237
95188581137
102023013023
11948a35699
12485605167
13263174035
14152969903
15bc90b3ed
hex7894ba9f

2023013023 has 4 divisors (see below), whose sum is σ = 2023211320. Its totient is φ = 2022814728.

The previous prime is 2023012993. The next prime is 2023013129. The reversal of 2023013023 is 3203103202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2023013023 - 25 = 2023012991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2023012988 and 2023013006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023014023) 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, 82965 + ... + 104542.

It is an arithmetic number, because the mean of its divisors is an integer number (505802830).

Almost surely, 22023013023 is an apocalyptic number.

2023013023 is a deficient number, since it is larger than the sum of its proper divisors (198297).

2023013023 is a wasteful number, since it uses less digits than its factorization.

2023013023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198296.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2023013023 is about 44977.9170593748. The cubic root of 2023013023 is about 1264.7350646825.

Adding to 2023013023 its reverse (3203103202), we get a palindrome (5226116225).

The spelling of 2023013023 in words is "two billion, twenty-three million, thirteen thousand, twenty-three".

Divisors: 1 10789 187507 2023013023