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12323230130 = 2517292499641
BaseRepresentation
bin10110111101000010…
…11001000110110010
31011210211022221201202
423132201121012302
5200214221331010
65354453331202
7614244504431
oct133641310662
934724287652
1012323230130
115254162212
12247b036b02
131215107063
1484c91b118
154c1d1c6a5
hex2de8591b2

12323230130 has 32 divisors (see below), whose sum is σ = 24296520240. Its totient is φ = 4479354880.

The previous prime is 12323230111. The next prime is 12323230141. The reversal of 12323230130 is 3103232321.

12323230130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 10839516769 + 1483713361 = 104113^2 + 38519^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1244891 + ... + 1254750.

Almost surely, 212323230130 is an apocalyptic number.

12323230130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12323230130 is a deficient number, since it is larger than the sum of its proper divisors (11973290110).

12323230130 is a wasteful number, since it uses less digits than its factorization.

12323230130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499694.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12323230130 its reverse (3103232321), we get a palindrome (15426462451).

The spelling of 12323230130 in words is "twelve billion, three hundred twenty-three million, two hundred thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 17 29 34 58 85 145 170 290 493 986 2465 4930 2499641 4999282 12498205 24996410 42493897 72489589 84987794 144979178 212469485 362447945 424938970 724895890 1232323013 2464646026 6161615065 12323230130