Base | Representation |
---|---|
bin | 110000000111… |
… | …111010010100 |
3 | 212201220221221 |
4 | 300013322110 |
5 | 11212142231 |
6 | 1130220124 |
7 | 212141230 |
oct | 60077224 |
9 | 25656857 |
10 | 12615316 |
11 | 713708a |
12 | 4284644 |
13 | 27c90ac |
14 | 19655c0 |
15 | 1192d11 |
hex | c07e94 |
12615316 has 48 divisors (see below), whose sum is σ = 27740160. Its totient is φ = 4894560.
The previous prime is 12615313. The next prime is 12615329. The reversal of 12615316 is 61351621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12615313) 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 15 ways as a sum of consecutive naturals, for example, 11721 + ... + 12751.
It is an arithmetic number, because the mean of its divisors is an integer number (577920).
Almost surely, 212615316 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12615316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13870080).
12615316 is an abundant number, since it is smaller than the sum of its proper divisors (15124844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12615316 is a wasteful number, since it uses less digits than its factorization.
12615316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1084 (or 1082 counting only the distinct ones).
The product of its digits is 1080, while the sum is 25.
The square root of 12615316 is about 3551.8046117432. The cubic root of 12615316 is about 232.7909242141.
Adding to 12615316 its reverse (61351621), we get a palindrome (73966937).
The spelling of 12615316 in words is "twelve million, six hundred fifteen thousand, three hundred sixteen".
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