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12303310130 = 256531884121
BaseRepresentation
bin10110111010101010…
…11001110100110010
31011202102211220121222
423131111121310302
5200144121411010
65352502345042
7613613260556
oct133525316462
934672756558
1012303310130
115243997001
12247442b182
131210c51187
1484a013866
154c01d5355
hex2dd559d32

12303310130 has 16 divisors (see below), whose sum is σ = 22179884184. Its totient is φ = 4913784960.

The previous prime is 12303310127. The next prime is 12303310169. The reversal of 12303310130 is 3101330321.

It can be written as a sum of positive squares in 4 ways, for example, as 10037835721 + 2265474409 = 100189^2 + 47597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12303310099 and 12303310108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935531 + ... + 948590.

Almost surely, 212303310130 is an apocalyptic number.

12303310130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303310130 is a deficient number, since it is larger than the sum of its proper divisors (9876574054).

12303310130 is a wasteful number, since it uses less digits than its factorization.

12303310130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884781.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 12303310130 its reverse (3101330321), we get a palindrome (15404640451).

The spelling of 12303310130 in words is "twelve billion, three hundred three million, three hundred ten thousand, one hundred thirty".

Divisors: 1 2 5 10 653 1306 3265 6530 1884121 3768242 9420605 18841210 1230331013 2460662026 6151655065 12303310130