Base | Representation |
---|---|
bin | 101101111000… |
… | …011110101111 |
3 | 211122002001221 |
4 | 231320132233 |
5 | 11034342243 |
6 | 1105444211 |
7 | 204143353 |
oct | 55703657 |
9 | 24562057 |
10 | 12027823 |
11 | 6875755 |
12 | 4040667 |
13 | 2651872 |
14 | 1851463 |
15 | 10c8bed |
hex | b787af |
12027823 has 8 divisors (see below), whose sum is σ = 12854160. Its totient is φ = 11214720.
The previous prime is 12027811. The next prime is 12027853. The reversal of 12027823 is 32872021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12027823 is a prime.
It is a super-2 number, since 2×120278232 = 289337052238658, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12027803) 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, 1393 + ... + 5098.
It is an arithmetic number, because the mean of its divisors is an integer number (1606770).
Almost surely, 212027823 is an apocalyptic number.
12027823 is a deficient number, since it is larger than the sum of its proper divisors (826337).
12027823 is a wasteful number, since it uses less digits than its factorization.
12027823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6617.
The product of its (nonzero) digits is 1344, while the sum is 25.
The square root of 12027823 is about 3468.1151941653. The cubic root of 12027823 is about 229.1196529600.
Adding to 12027823 its reverse (32872021), we get a palindrome (44899844).
It can be divided in two parts, 1202 and 7823, that added together give a square (9025 = 952).
The spelling of 12027823 in words is "twelve million, twenty-seven thousand, eight hundred twenty-three".
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