Base | Representation |
---|---|
bin | 11101111111110111… |
… | …11001001111101100 |
3 | 1112120101111100211200 |
4 | 32333323321033230 |
5 | 230440343113431 |
6 | 11222031045500 |
7 | 1110045450540 |
oct | 167773711754 |
9 | 45511440750 |
10 | 16105051116 |
11 | 6914977300 |
12 | 3155670890 |
13 | 1698777b5b |
14 | acacb9a20 |
15 | 643d46ee6 |
hex | 3bfef93ec |
16105051116 has 216 divisors, whose sum is σ = 54149790240. Its totient is φ = 3936936960.
The previous prime is 16105051063. The next prime is 16105051121. The reversal of 16105051116 is 61115050161.
It is a self number, because there is not a number n which added to its sum of digits gives 16105051116.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 502830 + ... + 533898.
Almost surely, 216105051116 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16105051116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27074895120).
16105051116 is an abundant number, since it is smaller than the sum of its proper divisors (38044739124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16105051116 is a wasteful number, since it uses less digits than its factorization.
16105051116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31125 (or 31109 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 27.
The spelling of 16105051116 in words is "sixteen billion, one hundred five million, fifty-one thousand, one hundred sixteen".
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