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12253232023 = 27774412399
BaseRepresentation
bin10110110100101100…
…10111101110010111
31011121221121200101021
423122112113232113
5200043311411043
65343513142011
7612434516344
oct133226275627
934557550337
1012253232023
1152186a263a
12245b6ba907
131203769366
148434d97cb
154baae23ed
hex2da597b97

12253232023 has 4 divisors (see below), whose sum is σ = 12257647200. Its totient is φ = 12248816848.

The previous prime is 12253232003. The next prime is 12253232027. The reversal of 12253232023 is 32023235221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32023235221 = 243713140433.

It is a cyclic number.

It is not a de Polignac number, because 12253232023 - 213 = 12253223831 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 (12253232027) 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, 2203423 + ... + 2208976.

It is an arithmetic number, because the mean of its divisors is an integer number (3064411800).

Almost surely, 212253232023 is an apocalyptic number.

12253232023 is a deficient number, since it is larger than the sum of its proper divisors (4415177).

12253232023 is an equidigital number, since it uses as much as digits as its factorization.

12253232023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415176.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 12253232023 its reverse (32023235221), we get a palindrome (44276467244).

The spelling of 12253232023 in words is "twelve billion, two hundred fifty-three million, two hundred thirty-two thousand, twenty-three".

Divisors: 1 2777 4412399 12253232023