Base | Representation |
---|---|
bin | 100101011001001000… |
… | …0011111110100011001 |
3 | 21200021020202201221012 |
4 | 1022302100133310121 |
5 | 2303423310033114 |
6 | 100520033223305 |
7 | 5541624264413 |
oct | 1126220376431 |
9 | 250236681835 |
10 | 80300080409 |
11 | 31067335a1a |
12 | 13690401b35 |
13 | 77593603a3 |
14 | 3c5a96d9b3 |
15 | 214e9e663e |
hex | 12b241fd19 |
80300080409 has 2 divisors, whose sum is σ = 80300080410. Its totient is φ = 80300080408.
The previous prime is 80300080369. The next prime is 80300080411. The reversal of 80300080409 is 90408000308.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 57386598025 + 22913482384 = 239555^2 + 151372^2 .
It is a cyclic number.
It is not a de Polignac number, because 80300080409 - 224 = 80283303193 is a prime.
Together with 80300080411, 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 (80300080459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40150040204 + 40150040205.
It is an arithmetic number, because the mean of its divisors is an integer number (40150040205).
Almost surely, 280300080409 is an apocalyptic number.
It is an amenable number.
80300080409 is a deficient number, since it is larger than the sum of its proper divisors (1).
80300080409 is an equidigital number, since it uses as much as digits as its factorization.
80300080409 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6912, while the sum is 32.
The spelling of 80300080409 in words is "eighty billion, three hundred million, eighty thousand, four hundred nine".
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