Base | Representation |
---|---|
bin | 11110110000100000… |
… | …10001110101010001 |
3 | 1120121211012202012021 |
4 | 33120100101311101 |
5 | 232304320013024 |
6 | 11330323531441 |
7 | 1123131406522 |
oct | 173020216521 |
9 | 46554182167 |
10 | 16513047889 |
11 | 7004204318 |
12 | 324a229b81 |
13 | 1732159270 |
14 | b29162849 |
15 | 669a89de4 |
hex | 3d8411d51 |
16513047889 has 8 divisors (see below), whose sum is σ = 17802901760. Its totient is φ = 15225996816.
The previous prime is 16513047857. The next prime is 16513047949. The reversal of 16513047889 is 98874031561.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 16513047889 - 25 = 16513047857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (16513047289) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688449 + ... + 712030.
It is an arithmetic number, because the mean of its divisors is an integer number (2225362720).
Almost surely, 216513047889 is an apocalyptic number.
It is an amenable number.
16513047889 is a deficient number, since it is larger than the sum of its proper divisors (1289853871).
16513047889 is a wasteful number, since it uses less digits than its factorization.
16513047889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1401399.
The product of its (nonzero) digits is 1451520, while the sum is 52.
The spelling of 16513047889 in words is "sixteen billion, five hundred thirteen million, forty-seven thousand, eight hundred eighty-nine".
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