Base | Representation |
---|---|
bin | 110000011000… |
… | …111110110001 |
3 | 212212110212110 |
4 | 300120332301 |
5 | 11221411413 |
6 | 1131515533 |
7 | 212552121 |
oct | 60307661 |
9 | 25773773 |
10 | 12685233 |
11 | 7184670 |
12 | 42b8ba9 |
13 | 2821b72 |
14 | 1982c81 |
15 | 11a88c3 |
hex | c18fb1 |
12685233 has 16 divisors (see below), whose sum is σ = 18532800. Its totient is φ = 7654080.
The previous prime is 12685229. The next prime is 12685249. The reversal of 12685233 is 33258621.
12685233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12685233 - 22 = 12685229 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12685233.
It is not an unprimeable number, because it can be changed into a prime (12685223) 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, 8163 + ... + 9591.
It is an arithmetic number, because the mean of its divisors is an integer number (1158300).
Almost surely, 212685233 is an apocalyptic number.
It is an amenable number.
12685233 is a deficient number, since it is larger than the sum of its proper divisors (5847567).
12685233 is a wasteful number, since it uses less digits than its factorization.
12685233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1712.
The product of its digits is 8640, while the sum is 30.
The square root of 12685233 is about 3561.6334735624. The cubic root of 12685233 is about 233.2201925404.
It can be divided in two parts, 126852 and 33, that multiplied together give a square (4186116 = 20462).
The spelling of 12685233 in words is "twelve million, six hundred eighty-five thousand, two hundred thirty-three".
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