Base | Representation |
---|---|
bin | 110100101010… |
… | …010100000001 |
3 | 221222100121221 |
4 | 310222110001 |
5 | 12013223201 |
6 | 1211515041 |
7 | 225224143 |
oct | 64522401 |
9 | 27870557 |
10 | 13804801 |
11 | 787982a |
12 | 4758a81 |
13 | 2b2462a |
14 | 1b94c93 |
15 | 132a4a1 |
hex | d2a501 |
13804801 has 2 divisors, whose sum is σ = 13804802. Its totient is φ = 13804800.
The previous prime is 13804789. The next prime is 13804831. The reversal of 13804801 is 10840831.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12852225 + 952576 = 3585^2 + 976^2 .
It is an emirp because it is prime and its reverse (10840831) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13804801 - 27 = 13804673 is a prime.
It is not a weakly prime, because it can be changed into another prime (13804831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6902400 + 6902401.
It is an arithmetic number, because the mean of its divisors is an integer number (6902401).
Almost surely, 213804801 is an apocalyptic number.
It is an amenable number.
13804801 is a deficient number, since it is larger than the sum of its proper divisors (1).
13804801 is an equidigital number, since it uses as much as digits as its factorization.
13804801 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 13804801 is about 3715.4812608867. The cubic root of 13804801 is about 239.8888432012. Note that the first 4 decimals are identical.
The spelling of 13804801 in words is "thirteen million, eight hundred four thousand, eight hundred one".
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