Base | Representation |
---|---|
bin | 101110110101… |
… | …000101110101 |
3 | 212002200121211 |
4 | 232311011311 |
5 | 11120313320 |
6 | 1115041421 |
7 | 206226223 |
oct | 56650565 |
9 | 25080554 |
10 | 12276085 |
11 | 6a25228 |
12 | 4140271 |
13 | 270a873 |
14 | 18b7b13 |
15 | 112755a |
hex | bb5175 |
12276085 has 4 divisors (see below), whose sum is σ = 14731308. Its totient is φ = 9820864.
The previous prime is 12276083. The next prime is 12276101. The reversal of 12276085 is 58067221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58067221 = 787 ⋅73783.
It can be written as a sum of positive squares in 2 ways, for example, as 8916196 + 3359889 = 2986^2 + 1833^2 .
It is a cyclic number.
It is not a de Polignac number, because 12276085 - 21 = 12276083 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12276083) 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, 1227604 + ... + 1227613.
It is an arithmetic number, because the mean of its divisors is an integer number (3682827).
Almost surely, 212276085 is an apocalyptic number.
It is an amenable number.
12276085 is a deficient number, since it is larger than the sum of its proper divisors (2455223).
12276085 is an equidigital number, since it uses as much as digits as its factorization.
12276085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2455222.
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 12276085 is about 3503.7244469279. The cubic root of 12276085 is about 230.6853220440.
The spelling of 12276085 in words is "twelve million, two hundred seventy-six thousand, eighty-five".
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