Base | Representation |
---|---|
bin | 110001000110… |
… | …110111111000 |
3 | 220020000201111 |
4 | 301012313320 |
5 | 11243420313 |
6 | 1135530104 |
7 | 214264135 |
oct | 61066770 |
9 | 26200644 |
10 | 12873208 |
11 | 72a2917 |
12 | 4389934 |
13 | 28895aa |
14 | 19d158c |
15 | 11e443d |
hex | c46df8 |
12873208 has 16 divisors (see below), whose sum is σ = 24444000. Its totient is φ = 6354816.
The previous prime is 12873197. The next prime is 12873229. The reversal of 12873208 is 80237821.
It is a super-2 number, since 2×128732082 = 331438968422528, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12873208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9553 + ... + 10816.
It is an arithmetic number, because the mean of its divisors is an integer number (1527750).
Almost surely, 212873208 is an apocalyptic number.
It is an amenable number.
12873208 is a deficient number, since it is larger than the sum of its proper divisors (11570792).
12873208 is a wasteful number, since it uses less digits than its factorization.
12873208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20454 (or 20450 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 31.
The square root of 12873208 is about 3587.9253058000. The cubic root of 12873208 is about 234.3665329801.
The spelling of 12873208 in words is "twelve million, eight hundred seventy-three thousand, two hundred eight".
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