Base | Representation |
---|---|
bin | 110010010110… |
… | …111000001011 |
3 | 220211200020111 |
4 | 302112320023 |
5 | 11334412112 |
6 | 1150535151 |
7 | 220130416 |
oct | 62267013 |
9 | 26750214 |
10 | 13200907 |
11 | 74a7045 |
12 | 45074b7 |
13 | 29727b5 |
14 | 1a78b7d |
15 | 125b5a7 |
hex | c96e0b |
13200907 has 2 divisors, whose sum is σ = 13200908. Its totient is φ = 13200906.
The previous prime is 13200883. The next prime is 13200923. The reversal of 13200907 is 70900231.
13200907 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (70900231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13200907 - 27 = 13200779 is a prime.
It is not a weakly prime, because it can be changed into another prime (13200977) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600453 + 6600454.
It is an arithmetic number, because the mean of its divisors is an integer number (6600454).
Almost surely, 213200907 is an apocalyptic number.
13200907 is a deficient number, since it is larger than the sum of its proper divisors (1).
13200907 is an equidigital number, since it uses as much as digits as its factorization.
13200907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 378, while the sum is 22.
The square root of 13200907 is about 3633.3052445397. The cubic root of 13200907 is about 236.3385629535.
The spelling of 13200907 in words is "thirteen million, two hundred thousand, nine hundred seven".
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