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12323220230 = 251518161073
BaseRepresentation
bin10110111101000010…
…10110101100000110
31011210211022110011002
423132201112230012
5200214221021410
65354453213302
7614244433526
oct133641265406
934724273132
1012323220230
115254155832
12247b031232
1312151026b9
1484c917686
154c1d197a5
hex2de856b06

12323220230 has 16 divisors (see below), whose sum is σ = 22328698464. Its totient is φ = 4896643200.

The previous prime is 12323220193. The next prime is 12323220263. The reversal of 12323220230 is 3202232321.

12323220230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4079027 + ... + 4082046.

It is an arithmetic number, because the mean of its divisors is an integer number (1395543654).

Almost surely, 212323220230 is an apocalyptic number.

12323220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12323220230 is a deficient number, since it is larger than the sum of its proper divisors (10005478234).

12323220230 is a wasteful number, since it uses less digits than its factorization.

12323220230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161231.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 12323220230 its reverse (3202232321), we get a palindrome (15525452551).

The spelling of 12323220230 in words is "twelve billion, three hundred twenty-three million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 10 151 302 755 1510 8161073 16322146 40805365 81610730 1232322023 2464644046 6161610115 12323220230