Base | Representation |
---|---|
bin | 11110111100110100… |
… | …10101100111001001 |
3 | 1120220000120221110012 |
4 | 33132122111213021 |
5 | 233012241114410 |
6 | 11344454001305 |
7 | 1125524425400 |
oct | 173632254711 |
9 | 46800527405 |
10 | 16616348105 |
11 | 705754a2a5 |
12 | 3278946235 |
13 | 174a686c56 |
14 | b38b72637 |
15 | 673b92605 |
hex | 3de6959c9 |
16616348105 has 24 divisors (see below), whose sum is σ = 23201163720. Its totient is φ = 11391072000.
The previous prime is 16616348101. The next prime is 16616348129. The reversal of 16616348105 is 50184361661.
It can be written as a sum of positive squares in 4 ways, for example, as 1211318416 + 15405029689 = 34804^2 + 124117^2 .
It is not a de Polignac number, because 16616348105 - 22 = 16616348101 is a prime.
It is a super-2 number, since 2×166163481052 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (16616348101) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1341581 + ... + 1353909.
It is an arithmetic number, because the mean of its divisors is an integer number (966715155).
Almost surely, 216616348105 is an apocalyptic number.
It is an amenable number.
16616348105 is a deficient number, since it is larger than the sum of its proper divisors (6584815615).
16616348105 is a wasteful number, since it uses less digits than its factorization.
16616348105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17849 (or 17842 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 41.
The spelling of 16616348105 in words is "sixteen billion, six hundred sixteen million, three hundred forty-eight thousand, one hundred five".
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