Base | Representation |
---|---|
bin | 10110111111101011… |
… | …11110110100100111 |
3 | 1011212101001112112112 |
4 | 23133311332310213 |
5 | 200240410422321 |
6 | 5401004511235 |
7 | 614634131363 |
oct | 133765766447 |
9 | 34771045475 |
10 | 12345404711 |
11 | 5265728312 |
12 | 248654b51b |
13 | 121989c203 |
14 | 8518502a3 |
15 | 4c3c4ca5b |
hex | 2dfd7ed27 |
12345404711 has 4 divisors (see below), whose sum is σ = 12347654424. Its totient is φ = 12343155000.
The previous prime is 12345404681. The next prime is 12345404723. The reversal of 12345404711 is 11740454321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11740454321 = 1637 ⋅7171933.
It is a cyclic number.
It is not a de Polignac number, because 12345404711 - 26 = 12345404647 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 (12345404741) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1116605 + ... + 1127606.
It is an arithmetic number, because the mean of its divisors is an integer number (3086913606).
Almost surely, 212345404711 is an apocalyptic number.
12345404711 is a deficient number, since it is larger than the sum of its proper divisors (2249713).
12345404711 is an equidigital number, since it uses as much as digits as its factorization.
12345404711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2249712.
The product of its (nonzero) digits is 13440, while the sum is 32.
The spelling of 12345404711 in words is "twelve billion, three hundred forty-five million, four hundred four thousand, seven hundred eleven".
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