Base | Representation |
---|---|
bin | 1000011110111… |
… | …01110011100000 |
3 | 11221220110102112 |
4 | 10033131303200 |
5 | 121204204404 |
6 | 11021134452 |
7 | 1522606415 |
oct | 417356340 |
9 | 157813375 |
10 | 71163104 |
11 | 37195991 |
12 | 1b9ba428 |
13 | 1198805c |
14 | 964610c |
15 | 63aa56e |
hex | 43ddce0 |
71163104 has 48 divisors (see below), whose sum is σ = 150958080. Its totient is φ = 32926080.
The previous prime is 71163097. The next prime is 71163161. The reversal of 71163104 is 40136117.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a self number, because there is not a number n which added to its sum of digits gives 71163104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21257 + ... + 24375.
It is an arithmetic number, because the mean of its divisors is an integer number (3144960).
Almost surely, 271163104 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 71163104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75479040).
71163104 is an abundant number, since it is smaller than the sum of its proper divisors (79794976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71163104 is a wasteful number, since it uses less digits than its factorization.
71163104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3183 (or 3175 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 71163104 is about 8435.8226629061. The cubic root of 71163104 is about 414.3986141087.
The spelling of 71163104 in words is "seventy-one million, one hundred sixty-three thousand, one hundred four".
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