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2023012213 = 19106474327
BaseRepresentation
bin111100010010100…
…1011011101110101
312012222122200001021
41320211023131311
513120342342323
6532424101141
7101063214535
oct17045133565
95188580037
102023012213
11948a35022
124856047b1
13263173861
141529694c5
15bc90b05d
hex7894b775

2023012213 has 4 divisors (see below), whose sum is σ = 2129486560. Its totient is φ = 1916537868.

The previous prime is 2023012207. The next prime is 2023012231. The reversal of 2023012213 is 3122103202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2023012213 - 25 = 2023012181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023012253) 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, 53237145 + ... + 53237182.

It is an arithmetic number, because the mean of its divisors is an integer number (532371640).

Almost surely, 22023012213 is an apocalyptic number.

It is an amenable number.

2023012213 is a deficient number, since it is larger than the sum of its proper divisors (106474347).

2023012213 is a wasteful number, since it uses less digits than its factorization.

2023012213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106474346.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2023012213 is about 44977.9080549552. The cubic root of 2023012213 is about 1264.7348958855.

Adding to 2023012213 its reverse (3122103202), we get a palindrome (5145115415).

The spelling of 2023012213 in words is "two billion, twenty-three million, twelve thousand, two hundred thirteen".

Divisors: 1 19 106474327 2023012213