Base | Representation |
---|---|
bin | 11110011100110111… |
… | …10110000000100001 |
3 | 1120012100020001211222 |
4 | 33032123312000201 |
5 | 231440131314424 |
6 | 11302120544425 |
7 | 1116061215023 |
oct | 171633660041 |
9 | 46170201758 |
10 | 16348307489 |
11 | 6a2a214428 |
12 | 3203022115 |
13 | 1706c98c37 |
14 | b1131c013 |
15 | 65a397e5e |
hex | 3ce6f6021 |
16348307489 has 6 divisors (see below), whose sum is σ = 16931482230. Its totient is φ = 15784571936.
The previous prime is 16348307473. The next prime is 16348307491. The reversal of 16348307489 is 98470384361.
16348307489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 3979086400 + 12369221089 = 63080^2 + 111217^2 .
It is not a de Polignac number, because 16348307489 - 24 = 16348307473 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 16348307489.
It is not an unprimeable number, because it can be changed into a prime (16348307419) 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 in 5 ways as a sum of consecutive naturals, for example, 9718724 + ... + 9720405.
It is an arithmetic number, because the mean of its divisors is an integer number (2821913705).
Almost surely, 216348307489 is an apocalyptic number.
It is an amenable number.
16348307489 is a deficient number, since it is larger than the sum of its proper divisors (583174741).
16348307489 is an equidigital number, since it uses as much as digits as its factorization.
16348307489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19439187 (or 19439158 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 53.
The spelling of 16348307489 in words is "sixteen billion, three hundred forty-eight million, three hundred seven thousand, four hundred eighty-nine".
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