Base | Representation |
---|---|
bin | 11000101001001010… |
… | …10100101100100111 |
3 | 1021011001000100002001 |
4 | 30110211110230213 |
5 | 204043414332221 |
6 | 10024453430131 |
7 | 645600050014 |
oct | 142445245447 |
9 | 37131010061 |
10 | 13230230311 |
11 | 567a135941 |
12 | 269293b347 |
13 | 132acb1a5c |
14 | 8d717a70b |
15 | 52677d391 |
hex | 314954b27 |
13230230311 has 8 divisors (see below), whose sum is σ = 13482994320. Its totient is φ = 12977582592.
The previous prime is 13230230303. The next prime is 13230230339. The reversal of 13230230311 is 11303203231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13230230311 - 23 = 13230230303 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230230371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220960 + ... + 274378.
It is an arithmetic number, because the mean of its divisors is an integer number (1685374290).
Almost surely, 213230230311 is an apocalyptic number.
13230230311 is a deficient number, since it is larger than the sum of its proper divisors (252764009).
13230230311 is an equidigital number, since it uses as much as digits as its factorization.
13230230311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58145.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 13230230311 its reverse (11303203231), we get a palindrome (24533433542).
The spelling of 13230230311 in words is "thirteen billion, two hundred thirty million, two hundred thirty thousand, three hundred eleven".
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