Base | Representation |
---|---|
bin | 11110111011100010101001 |
3 | 120020221100202 |
4 | 132323202221 |
5 | 4033430301 |
6 | 445441545 |
7 | 125630033 |
oct | 36734251 |
9 | 16227322 |
10 | 8108201 |
11 | 46388a2 |
12 | 28702b5 |
13 | 18ab76a |
14 | 1110c53 |
15 | aa266b |
hex | 7bb8a9 |
8108201 has 8 divisors (see below), whose sum is σ = 8795304. Its totient is φ = 7444480.
The previous prime is 8108173. The next prime is 8108207. The reversal of 8108201 is 1028018.
It can be written as a sum of positive squares in 4 ways, for example, as 952576 + 7155625 = 976^2 + 2675^2 .
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 8108201 - 26 = 8108137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8108207) 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, 5120 + ... + 6513.
It is an arithmetic number, because the mean of its divisors is an integer number (1099413).
Almost surely, 28108201 is an apocalyptic number.
It is an amenable number.
8108201 is a deficient number, since it is larger than the sum of its proper divisors (687103).
8108201 is a wasteful number, since it uses less digits than its factorization.
8108201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11691.
The product of its (nonzero) digits is 128, while the sum is 20.
The square root of 8108201 is about 2847.4902984909. The cubic root of 8108201 is about 200.8976401832.
The spelling of 8108201 in words is "eight million, one hundred eight thousand, two hundred one".
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