Base | Representation |
---|---|
bin | 10110111111011100… |
… | …11000111011101001 |
3 | 1011212020022102111012 |
4 | 23133232120323221 |
5 | 200234403231010 |
6 | 5400454113305 |
7 | 614611202132 |
oct | 133756307351 |
9 | 34766272435 |
10 | 12343414505 |
11 | 5264599014 |
12 | 248594b835 |
13 | 1219353386 |
14 | 851492c89 |
15 | 4c39a8005 |
hex | 2dfb98ee9 |
12343414505 has 32 divisors (see below), whose sum is σ = 15717335040. Its totient is φ = 9279956160.
The previous prime is 12343414483. The next prime is 12343414529. The reversal of 12343414505 is 50541434321.
It is not a de Polignac number, because 12343414505 - 220 = 12342365929 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6770024 + ... + 6771846.
It is an arithmetic number, because the mean of its divisors is an integer number (491166720).
Almost surely, 212343414505 is an apocalyptic number.
It is an amenable number.
12343414505 is a deficient number, since it is larger than the sum of its proper divisors (3373920535).
12343414505 is a wasteful number, since it uses less digits than its factorization.
12343414505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2381.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 12343414505 its reverse (50541434321), we get a palindrome (62884848826).
The spelling of 12343414505 in words is "twelve billion, three hundred forty-three million, four hundred fourteen thousand, five hundred five".
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