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12230310313 = 138922746567
BaseRepresentation
bin10110110001111101…
…11011100110101001
31011120100111010201001
423120332323212221
5200021424412223
65341333555001
7612035631244
oct133076734651
934510433631
1012230310313
115206767181
122453aa5a61
1311cbaa2110
1484045025b
154b8ab59ad
hex2d8fbb9a9

12230310313 has 16 divisors (see below), whose sum is σ = 13378055040. Its totient is φ = 11113255296.

The previous prime is 12230310277. The next prime is 12230310347. The reversal of 12230310313 is 31301303221.

It is not a de Polignac number, because 12230310313 - 29 = 12230309801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12230310613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239356 + ... + 285922.

It is an arithmetic number, because the mean of its divisors is an integer number (836128440).

Almost surely, 212230310313 is an apocalyptic number.

12230310313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12230310313 is a deficient number, since it is larger than the sum of its proper divisors (1147744727).

12230310313 is a wasteful number, since it uses less digits than its factorization.

12230310313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46896.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12230310313 its reverse (31301303221), we get a palindrome (43531613534).

The spelling of 12230310313 in words is "twelve billion, two hundred thirty million, three hundred ten thousand, three hundred thirteen".

Divisors: 1 13 89 227 1157 2951 20203 46567 262639 605371 4144463 10570709 53878019 137419217 940793101 12230310313