Base | Representation |
---|---|
bin | 110001000110… |
… | …111010000011 |
3 | 220020000220122 |
4 | 301012322003 |
5 | 11243421342 |
6 | 1135530455 |
7 | 214264424 |
oct | 61067203 |
9 | 26200818 |
10 | 12873347 |
11 | 72a2a33 |
12 | 4389a2b |
13 | 2889686 |
14 | 19d164b |
15 | 11e44d2 |
hex | c46e83 |
12873347 has 4 divisors (see below), whose sum is σ = 13147296. Its totient is φ = 12599400.
The previous prime is 12873337. The next prime is 12873391. The reversal of 12873347 is 74337821.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74337821 = 17 ⋅4372813.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12873347 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12873337) by changing a digit.
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, 136904 + ... + 136997.
It is an arithmetic number, because the mean of its divisors is an integer number (3286824).
Almost surely, 212873347 is an apocalyptic number.
12873347 is a deficient number, since it is larger than the sum of its proper divisors (273949).
12873347 is an equidigital number, since it uses as much as digits as its factorization.
12873347 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 273948.
The product of its digits is 28224, while the sum is 35.
The square root of 12873347 is about 3587.9446762736. The cubic root of 12873347 is about 234.3673765106.
The spelling of 12873347 in words is "twelve million, eight hundred seventy-three thousand, three hundred forty-seven".
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