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13230302223 = 34410100741
BaseRepresentation
bin11000101001001011…
…00110010000001111
31021011001010222201110
430110211212100033
5204043424132343
610024455143103
7645600466455
oct142445462017
937131128643
1013230302223
11567a184976
122692974a93
13132b0086c8
148d71989d5
15526794833
hex31496640f

13230302223 has 4 divisors (see below), whose sum is σ = 17640402968. Its totient is φ = 8820201480.

The previous prime is 13230302219. The next prime is 13230302227. The reversal of 13230302223 is 32220303231.

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

It is an interprime number because it is at equal distance from previous prime (13230302219) and next prime (13230302227).

It is not a de Polignac number, because 13230302223 - 22 = 13230302219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13230302223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230302227) 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, 2205050368 + ... + 2205050373.

It is an arithmetic number, because the mean of its divisors is an integer number (4410100742).

Almost surely, 213230302223 is an apocalyptic number.

13230302223 is a deficient number, since it is larger than the sum of its proper divisors (4410100745).

13230302223 is an equidigital number, since it uses as much as digits as its factorization.

13230302223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410100744.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 13230302223 its reverse (32220303231), we get a palindrome (45450605454).

The spelling of 13230302223 in words is "thirteen billion, two hundred thirty million, three hundred two thousand, two hundred twenty-three".

Divisors: 1 3 4410100741 13230302223