Search a number
-
+
8045029 = 17538929
BaseRepresentation
bin11110101100000111100101
3120010201201001
4132230013211
54024420104
6444233301
7125244616
oct36540745
916121631
108045029
1145a5393
12283b831
131888a95
1410d5c0d
15a8daa4
hex7ac1e5

8045029 has 8 divisors (see below), whose sum is σ = 8679960. Its totient is φ = 7428096.

The previous prime is 8045017. The next prime is 8045047. The reversal of 8045029 is 9205408.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 996004 + 7049025 = 998^2 + 2655^2 .

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 8045029 - 25 = 8044997 is a prime.

It is a super-2 number, since 2×80450292 = 129444983221682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8044988 and 8045006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8045099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3564 + ... + 5365.

It is an arithmetic number, because the mean of its divisors is an integer number (1084995).

Almost surely, 28045029 is an apocalyptic number.

It is an amenable number.

8045029 is a deficient number, since it is larger than the sum of its proper divisors (634931).

8045029 is a wasteful number, since it uses less digits than its factorization.

8045029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8999.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 8045029 is about 2836.3760328983. The cubic root of 8045029 is about 200.3745398284.

The spelling of 8045029 in words is "eight million, forty-five thousand, twenty-nine".

Divisors: 1 17 53 901 8929 151793 473237 8045029