Base | Representation |
---|---|
bin | 11111000001100111011101 |
3 | 120022012111101 |
4 | 133001213131 |
5 | 4040224320 |
6 | 450153101 |
7 | 126062422 |
oct | 37014735 |
9 | 16265441 |
10 | 8133085 |
11 | 4655564 |
12 | 2882791 |
13 | 18b9b9c |
14 | 1119d49 |
15 | aa9c0a |
hex | 7c19dd |
8133085 has 4 divisors (see below), whose sum is σ = 9759708. Its totient is φ = 6506464.
The previous prime is 8133049. The next prime is 8133101. The reversal of 8133085 is 5803318.
8133085 is nontrivially palindromic in base 11.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1279161 + 6853924 = 1131^2 + 2618^2 .
It is a cyclic number.
It is not a de Polignac number, because 8133085 - 217 = 8002013 is a prime.
It is a super-2 number, since 2×81330852 = 132294143234450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813304 + ... + 813313.
It is an arithmetic number, because the mean of its divisors is an integer number (2439927).
Almost surely, 28133085 is an apocalyptic number.
It is an amenable number.
8133085 is a deficient number, since it is larger than the sum of its proper divisors (1626623).
8133085 is a wasteful number, since it uses less digits than its factorization.
8133085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1626622.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 8133085 is about 2851.8564129353. The cubic root of 8133085 is about 201.1029480140.
The spelling of 8133085 in words is "eight million, one hundred thirty-three thousand, eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •