Base | Representation |
---|---|
bin | 101111001110… |
… | …100010111010 |
3 | 212021222122100 |
4 | 233032202322 |
5 | 11132132341 |
6 | 1121204230 |
7 | 210142206 |
oct | 57164272 |
9 | 25258570 |
10 | 12380346 |
11 | 6a965a0 |
12 | 4190676 |
13 | 2746164 |
14 | 1903b06 |
15 | 11483b6 |
hex | bce8ba |
12380346 has 48 divisors (see below), whose sum is σ = 30221568. Its totient is φ = 3628800.
The previous prime is 12380321. The next prime is 12380351. The reversal of 12380346 is 64308321.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5130 + ... + 7146.
It is an arithmetic number, because the mean of its divisors is an integer number (629616).
Almost surely, 212380346 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12380346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15110784).
12380346 is an abundant number, since it is smaller than the sum of its proper divisors (17841222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12380346 is a wasteful number, since it uses less digits than its factorization.
12380346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2067 (or 2064 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 12380346 is about 3518.5715851749. The cubic root of 12380346 is about 231.3365533320.
Adding to 12380346 its reverse (64308321), we get a palindrome (76688667).
The spelling of 12380346 in words is "twelve million, three hundred eighty thousand, three hundred forty-six".
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