Base | Representation |
---|---|
bin | 101101111110… |
… | …001010100011 |
3 | 211200021000022 |
4 | 231332022203 |
5 | 11041113412 |
6 | 1110144055 |
7 | 204301265 |
oct | 55761243 |
9 | 24607008 |
10 | 12051107 |
11 | 68911a2 |
12 | 405202b |
13 | 265c343 |
14 | 1859b35 |
15 | 10d0a72 |
hex | b7e2a3 |
12051107 has 2 divisors, whose sum is σ = 12051108. Its totient is φ = 12051106.
The previous prime is 12051101. The next prime is 12051119. The reversal of 12051107 is 70115021.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12051107 - 214 = 12034723 is a prime.
It is not a weakly prime, because it can be changed into another prime (12051101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6025553 + 6025554.
It is an arithmetic number, because the mean of its divisors is an integer number (6025554).
Almost surely, 212051107 is an apocalyptic number.
12051107 is a deficient number, since it is larger than the sum of its proper divisors (1).
12051107 is an equidigital number, since it uses as much as digits as its factorization.
12051107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 70, while the sum is 17.
The square root of 12051107 is about 3471.4704377252. The cubic root of 12051107 is about 229.2674043648.
Adding to 12051107 its reverse (70115021), we get a palindrome (82166128).
The spelling of 12051107 in words is "twelve million, fifty-one thousand, one hundred seven".
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