Search a number
-
+
8084069 = 72295689
BaseRepresentation
bin11110110101101001100101
3120012201020222
4132311221211
54032142234
6445134125
7125466500
oct36655145
916181228
108084069
114621754
12285a345
1318a0796
141106137
15a9a42e
hex7b5a65

8084069 has 12 divisors (see below), whose sum is σ = 9729900. Its totient is φ = 6689088.

The previous prime is 8084033. The next prime is 8084099. The reversal of 8084069 is 9604808.

It can be written as a sum of positive squares in 2 ways, for example, as 6315169 + 1768900 = 2513^2 + 1330^2 .

It is a de Polignac number, because none of the positive numbers 2k-8084069 is a prime.

It is a super-2 number, since 2×80840692 = 130704343193522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8084099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1424 + ... + 4265.

It is an arithmetic number, because the mean of its divisors is an integer number (810825).

Almost surely, 28084069 is an apocalyptic number.

It is an amenable number.

8084069 is a deficient number, since it is larger than the sum of its proper divisors (1645831).

8084069 is a wasteful number, since it uses less digits than its factorization.

8084069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732 (or 5725 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 8084069 is about 2843.2497252264. The cubic root of 8084069 is about 200.6981352007.

The spelling of 8084069 in words is "eight million, eighty-four thousand, sixty-nine".

Divisors: 1 7 29 49 203 1421 5689 39823 164981 278761 1154867 8084069