Base | Representation |
---|---|
bin | 101111001110… |
… | …110111101100 |
3 | 212022001110121 |
4 | 233032313230 |
5 | 11132203201 |
6 | 1121214324 |
7 | 210146116 |
oct | 57166754 |
9 | 25261417 |
10 | 12381676 |
11 | 6a9759a |
12 | 41913a4 |
13 | 2746948 |
14 | 19043b6 |
15 | 11489a1 |
hex | bcedec |
12381676 has 12 divisors (see below), whose sum is σ = 21965272. Its totient is φ = 6105888.
The previous prime is 12381641. The next prime is 12381689. The reversal of 12381676 is 67618321.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20910 + ... + 21493.
Almost surely, 212381676 is an apocalyptic number.
It is an amenable number.
12381676 is a deficient number, since it is larger than the sum of its proper divisors (9583596).
12381676 is a wasteful number, since it uses less digits than its factorization.
12381676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42480 (or 42478 counting only the distinct ones).
The product of its digits is 12096, while the sum is 34.
The square root of 12381676 is about 3518.7605772488. The cubic root of 12381676 is about 231.3448370693.
Adding to 12381676 its reverse (67618321), we get a palindrome (79999997).
The spelling of 12381676 in words is "twelve million, three hundred eighty-one thousand, six hundred seventy-six".
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