Base | Representation |
---|---|
bin | 110000010101… |
… | …110011010100 |
3 | 212211211000012 |
4 | 300111303110 |
5 | 11221002322 |
6 | 1131335352 |
7 | 212466140 |
oct | 60256324 |
9 | 25754005 |
10 | 12672212 |
11 | 7175903 |
12 | 42b1558 |
13 | 2818c67 |
14 | 197c220 |
15 | 11a4ae2 |
hex | c15cd4 |
12672212 has 12 divisors (see below), whose sum is σ = 25344480. Its totient is φ = 5430936.
The previous prime is 12672181. The next prime is 12672223. The reversal of 12672212 is 21227621.
It is a happy number.
12672212 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226262 + ... + 226317.
It is an arithmetic number, because the mean of its divisors is an integer number (2112040).
Almost surely, 212672212 is an apocalyptic number.
It is an amenable number.
12672212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12672212 is a wasteful number, since it uses less digits than its factorization.
12672212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452590 (or 452588 counting only the distinct ones).
The product of its digits is 672, while the sum is 23.
The square root of 12672212 is about 3559.8050508420. The cubic root of 12672212 is about 233.1403674460.
Adding to 12672212 its reverse (21227621), we get a palindrome (33899833).
The spelling of 12672212 in words is "twelve million, six hundred seventy-two thousand, two hundred twelve".
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