Base | Representation |
---|---|
bin | 101111010110… |
… | …100110010011 |
3 | 212100122220000 |
4 | 233112212103 |
5 | 11134211311 |
6 | 1122021043 |
7 | 210340320 |
oct | 57264623 |
9 | 25318800 |
10 | 12413331 |
11 | 7009357 |
12 | 41a7783 |
13 | 2758188 |
14 | 1911b47 |
15 | 1153056 |
hex | bd6993 |
12413331 has 20 divisors (see below), whose sum is σ = 21193392. Its totient is φ = 7093008.
The previous prime is 12413329. The next prime is 12413333. The reversal of 12413331 is 13331421.
It is an interprime number because it is at equal distance from previous prime (12413329) and next prime (12413333).
It is not a de Polignac number, because 12413331 - 21 = 12413329 is a prime.
It is a super-2 number, since 2×124133312 = 308181573031122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12413333) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10380 + ... + 11513.
Almost surely, 212413331 is an apocalyptic number.
12413331 is a deficient number, since it is larger than the sum of its proper divisors (8780061).
12413331 is an equidigital number, since it uses as much as digits as its factorization.
12413331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21912 (or 21903 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 12413331 is about 3523.2557386599. The cubic root of 12413331 is about 231.5418214090.
Adding to 12413331 its reverse (13331421), we get a palindrome (25744752).
The spelling of 12413331 in words is "twelve million, four hundred thirteen thousand, three hundred thirty-one".
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