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13203230230 = 251320323023
BaseRepresentation
bin11000100101111100…
…10100111000010110
31021002011012120221001
430102332110320112
5204020011331410
610022051013514
7645121414411
oct142276247026
937064176831
1013203230230
115665974323
12268589a29a
13132551a388
148d374cb78
155241e833a
hex312f94e16

13203230230 has 8 divisors (see below), whose sum is σ = 23765814432. Its totient is φ = 5281292088.

The previous prime is 13203230221. The next prime is 13203230231. The reversal of 13203230230 is 3203230231.

It is a happy number.

13203230230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13203230198 and 13203230207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13203230231) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 660161502 + ... + 660161521.

It is an arithmetic number, because the mean of its divisors is an integer number (2970726804).

Almost surely, 213203230230 is an apocalyptic number.

13203230230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13203230230 is a deficient number, since it is larger than the sum of its proper divisors (10562584202).

13203230230 is a wasteful number, since it uses less digits than its factorization.

13203230230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320323030.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13203230230 its reverse (3203230231), we get a palindrome (16406460461).

Subtracting from 13203230230 its reverse (3203230231), we obtain a palindrome (9999999999).

The spelling of 13203230230 in words is "thirteen billion, two hundred three million, two hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 1320323023 2640646046 6601615115 13203230230