Base | Representation |
---|---|
bin | 10000000011000001… |
… | …000101100110000001 |
3 | 1122110211012101010001 |
4 | 100003001011212001 |
5 | 240242001022024 |
6 | 11525433040001 |
7 | 1146662466511 |
oct | 200301054601 |
9 | 48424171101 |
10 | 17230485889 |
11 | 7342184091 |
12 | 340a556001 |
13 | 18179928a6 |
14 | b96559841 |
15 | 6aca54244 |
hex | 403045981 |
17230485889 has 2 divisors, whose sum is σ = 17230485890. Its totient is φ = 17230485888.
The previous prime is 17230485887. The next prime is 17230485911. The reversal of 17230485889 is 98858403271.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11445362289 + 5785123600 = 106983^2 + 76060^2 .
It is a cyclic number.
It is not a de Polignac number, because 17230485889 - 21 = 17230485887 is a prime.
Together with 17230485887, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (17230485887) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8615242944 + 8615242945.
It is an arithmetic number, because the mean of its divisors is an integer number (8615242945).
Almost surely, 217230485889 is an apocalyptic number.
It is an amenable number.
17230485889 is a deficient number, since it is larger than the sum of its proper divisors (1).
17230485889 is an equidigital number, since it uses as much as digits as its factorization.
17230485889 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3870720, while the sum is 55.
The spelling of 17230485889 in words is "seventeen billion, two hundred thirty million, four hundred eighty-five thousand, eight hundred eighty-nine".
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