Base | Representation |
---|---|
bin | 110001001001… |
… | …100111000001 |
3 | 220020121002122 |
4 | 301021213001 |
5 | 11244300132 |
6 | 1140054025 |
7 | 214341620 |
oct | 61114701 |
9 | 26217078 |
10 | 12884417 |
11 | 7300287 |
12 | 4394315 |
13 | 2891720 |
14 | 19d56b7 |
15 | 11e7912 |
hex | c499c1 |
12884417 has 8 divisors (see below), whose sum is σ = 15857856. Its totient is φ = 10194192.
The previous prime is 12884411. The next prime is 12884423. The reversal of 12884417 is 71448821.
It is an interprime number because it is at equal distance from previous prime (12884411) and next prime (12884423).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12884417 - 28 = 12884161 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12884411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70703 + ... + 70884.
It is an arithmetic number, because the mean of its divisors is an integer number (1982232).
Almost surely, 212884417 is an apocalyptic number.
It is an amenable number.
12884417 is a deficient number, since it is larger than the sum of its proper divisors (2973439).
12884417 is a wasteful number, since it uses less digits than its factorization.
12884417 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141607.
The product of its digits is 14336, while the sum is 35.
The square root of 12884417 is about 3589.4870107022. The cubic root of 12884417 is about 234.4345360339.
The spelling of 12884417 in words is "twelve million, eight hundred eighty-four thousand, four hundred seventeen".
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