Base | Representation |
---|---|
bin | 101110001011… |
… | …010010001111 |
3 | 211202222201200 |
4 | 232023102033 |
5 | 11044323342 |
6 | 1111240543 |
7 | 204614046 |
oct | 56132217 |
9 | 24688650 |
10 | 12104847 |
11 | 6918607 |
12 | 4079153 |
13 | 267a941 |
14 | 187155d |
15 | 10e194c |
hex | b8b48f |
12104847 has 12 divisors (see below), whose sum is σ = 17517240. Its totient is φ = 8054928.
The previous prime is 12104837. The next prime is 12104863. The reversal of 12104847 is 74840121.
It is not a de Polignac number, because 12104847 - 26 = 12104783 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12104847.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12104837) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 6229 + ... + 7937.
It is an arithmetic number, because the mean of its divisors is an integer number (1459770).
Almost surely, 212104847 is an apocalyptic number.
12104847 is a deficient number, since it is larger than the sum of its proper divisors (5412393).
12104847 is a wasteful number, since it uses less digits than its factorization.
12104847 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2502 (or 2499 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 12104847 is about 3479.2020636922. The cubic root of 12104847 is about 229.6076929177.
Adding to 12104847 its reverse (74840121), we get a palindrome (86944968).
The spelling of 12104847 in words is "twelve million, one hundred four thousand, eight hundred forty-seven".
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