Base | Representation |
---|---|
bin | 110000001111… |
… | …010101001011 |
3 | 212210110122112 |
4 | 300033111023 |
5 | 11214130312 |
6 | 1131012535 |
7 | 212325644 |
oct | 60172513 |
9 | 25713575 |
10 | 12645707 |
11 | 71579a8 |
12 | 429a14b |
13 | 2809b89 |
14 | 19726cb |
15 | 119bd22 |
hex | c0f54b |
12645707 has 2 divisors, whose sum is σ = 12645708. Its totient is φ = 12645706.
The previous prime is 12645667. The next prime is 12645709. The reversal of 12645707 is 70754621.
12645707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12645707 - 26 = 12645643 is a prime.
Together with 12645709, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12645709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6322853 + 6322854.
It is an arithmetic number, because the mean of its divisors is an integer number (6322854).
Almost surely, 212645707 is an apocalyptic number.
12645707 is a deficient number, since it is larger than the sum of its proper divisors (1).
12645707 is an equidigital number, since it uses as much as digits as its factorization.
12645707 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 12645707 is about 3556.0802859328. The cubic root of 12645707 is about 232.9777097430.
The spelling of 12645707 in words is "twelve million, six hundred forty-five thousand, seven hundred seven".
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