Base | Representation |
---|---|
bin | 11000101010111011… |
… | …10000101100001101 |
3 | 1021012001211222121212 |
4 | 30111131300230031 |
5 | 204111211300122 |
6 | 10030142504205 |
7 | 646136566226 |
oct | 142535605415 |
9 | 37161758555 |
10 | 13245025037 |
11 | 5687520392 |
12 | 2697895065 |
13 | 1331091b2a |
14 | 8d910c24d |
15 | 527c01ce2 |
hex | 315770b0d |
13245025037 has 2 divisors, whose sum is σ = 13245025038. Its totient is φ = 13245025036.
The previous prime is 13245024979. The next prime is 13245025051. The reversal of 13245025037 is 73052054231.
13245025037 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 can be written as a sum of positive squares in only one way, i.e., 8268992356 + 4976032681 = 90934^2 + 70541^2 .
It is a cyclic number.
It is not a de Polignac number, because 13245025037 - 212 = 13245020941 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13245024994 and 13245025012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13245025097) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6622512518 + 6622512519.
It is an arithmetic number, because the mean of its divisors is an integer number (6622512519).
Almost surely, 213245025037 is an apocalyptic number.
It is an amenable number.
13245025037 is a deficient number, since it is larger than the sum of its proper divisors (1).
13245025037 is an equidigital number, since it uses as much as digits as its factorization.
13245025037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 25200, while the sum is 32.
Adding to 13245025037 its reverse (73052054231), we get a palindrome (86297079268).
The spelling of 13245025037 in words is "thirteen billion, two hundred forty-five million, twenty-five thousand, thirty-seven".
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