Base | Representation |
---|---|
bin | 110010101110… |
… | …100011010001 |
3 | 221000121020211 |
4 | 302232203101 |
5 | 11401012443 |
6 | 1153004121 |
7 | 221013211 |
oct | 62564321 |
9 | 27017224 |
10 | 13297873 |
11 | 7562986 |
12 | 4553641 |
13 | 29a7984 |
14 | 1aa2241 |
15 | 127a19d |
hex | cae8d1 |
13297873 has 2 divisors, whose sum is σ = 13297874. Its totient is φ = 13297872.
The previous prime is 13297871. The next prime is 13297877. The reversal of 13297873 is 37879231.
13297873 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 weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10810944 + 2486929 = 3288^2 + 1577^2 .
It is a cyclic number.
It is not a de Polignac number, because 13297873 - 21 = 13297871 is a prime.
Together with 13297871, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (13297871) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6648936 + 6648937.
It is an arithmetic number, because the mean of its divisors is an integer number (6648937).
Almost surely, 213297873 is an apocalyptic number.
It is an amenable number.
13297873 is a deficient number, since it is larger than the sum of its proper divisors (1).
13297873 is an equidigital number, since it uses as much as digits as its factorization.
13297873 is an evil number, because the sum of its binary digits is even.
The product of its digits is 63504, while the sum is 40.
The square root of 13297873 is about 3646.6248778837. The cubic root of 13297873 is about 236.9158192964.
The spelling of 13297873 in words is "thirteen million, two hundred ninety-seven thousand, eight hundred seventy-three".
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