Base | Representation |
---|---|
bin | 10110111010101010… |
… | …11100100011110011 |
3 | 1011202102212110222211 |
4 | 23131111130203303 |
5 | 200144122240311 |
6 | 5352502512551 |
7 | 613613335330 |
oct | 133525344363 |
9 | 34672773884 |
10 | 12303321331 |
11 | 52439a4464 |
12 | 2474435757 |
13 | 1210c562c2 |
14 | 84a017987 |
15 | 4c01d8821 |
hex | 2dd55c8f3 |
12303321331 has 16 divisors (see below), whose sum is σ = 14153630400. Its totient is φ = 10476311040.
The previous prime is 12303321319. The next prime is 12303321383. The reversal of 12303321331 is 13312330321.
It is a cyclic number.
It is not a de Polignac number, because 12303321331 - 27 = 12303321203 is a prime.
It is a super-2 number, since 2×123033213312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12303327331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324455 + ... + 1333711.
It is an arithmetic number, because the mean of its divisors is an integer number (884601900).
Almost surely, 212303321331 is an apocalyptic number.
12303321331 is a deficient number, since it is larger than the sum of its proper divisors (1850309069).
12303321331 is a wasteful number, since it uses less digits than its factorization.
12303321331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10494.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 12303321331 its reverse (13312330321), we get a palindrome (25615651652).
The spelling of 12303321331 in words is "twelve billion, three hundred three million, three hundred twenty-one thousand, three hundred thirty-one".
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