Base | Representation |
---|---|
bin | 10110110011100000… |
… | …01110000111101011 |
3 | 1011121020210120211211 |
4 | 23121300032013223 |
5 | 200033231344321 |
6 | 5342514533551 |
7 | 612253514431 |
oct | 133160160753 |
9 | 34536716754 |
10 | 12243231211 |
11 | 5212a91902 |
12 | 24582972b7 |
13 | 1201677313 |
14 | 842054d51 |
15 | 4b9cb90e1 |
hex | 2d9c0e1eb |
12243231211 has 8 divisors (see below), whose sum is σ = 12377029248. Its totient is φ = 12109680000.
The previous prime is 12243231199. The next prime is 12243231271. The reversal of 12243231211 is 11213234221.
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 12243231211 - 25 = 12243231179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12243231271) 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, 38931 + ... + 161251.
It is an arithmetic number, because the mean of its divisors is an integer number (1547128656).
Almost surely, 212243231211 is an apocalyptic number.
12243231211 is a deficient number, since it is larger than the sum of its proper divisors (133798037).
12243231211 is a wasteful number, since it uses less digits than its factorization.
12243231211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123413.
The product of its digits is 576, while the sum is 22.
Adding to 12243231211 its reverse (11213234221), we get a palindrome (23456465432).
The spelling of 12243231211 in words is "twelve billion, two hundred forty-three million, two hundred thirty-one thousand, two hundred eleven".
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