Base | Representation |
---|---|
bin | 101110111100… |
… | …001010010110 |
3 | 212011011100110 |
4 | 232330022112 |
5 | 11122230141 |
6 | 1115423450 |
7 | 206406525 |
oct | 56741226 |
9 | 25134313 |
10 | 12305046 |
11 | 6a44a66 |
12 | 4154b86 |
13 | 271aac0 |
14 | 18c44bc |
15 | 1130e16 |
hex | bbc296 |
12305046 has 64 divisors (see below), whose sum is σ = 29191680. Its totient is φ = 3430944.
The previous prime is 12305039. The next prime is 12305057. The reversal of 12305046 is 64050321.
It is a happy number.
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 31 ways as a sum of consecutive naturals, for example, 534991 + ... + 535013.
It is an arithmetic number, because the mean of its divisors is an integer number (456120).
Almost surely, 212305046 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12305046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14595840).
12305046 is an abundant number, since it is smaller than the sum of its proper divisors (16886634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12305046 is a wasteful number, since it uses less digits than its factorization.
12305046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98 (or 60 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 12305046 is about 3507.8549000778. The cubic root of 12305046 is about 230.8665858801.
Adding to 12305046 its reverse (64050321), we get a palindrome (76355367).
The spelling of 12305046 in words is "twelve million, three hundred five thousand, forty-six".
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