Search a number
-
+
808000808 = 2310129901
BaseRepresentation
bin110000001010010…
…001110100101000
32002022101200201212
4300022101310220
53123322011213
6212102132252
726010615326
oct6012216450
92068350655
10808000808
11385105a6a
121a6721088
13cb5247b4
147944cd16
154ae079a8
hex30291d28

808000808 has 24 divisors (see below), whose sum is σ = 1530304590. Its totient is φ = 399960000.

The previous prime is 808000801. The next prime is 808000883.

808000808 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 632120164 + 175880644 = 25142^2 + 13262^2 .

808000808 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (808000801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76658 + ... + 86558.

Almost surely, 2808000808 is an apocalyptic number.

It is an amenable number.

808000808 is a deficient number, since it is larger than the sum of its proper divisors (722303782).

808000808 is a wasteful number, since it uses less digits than its factorization.

808000808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109 (or 10004 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The square root of 808000808 is about 28425.3550197706. The cubic root of 808000808 is about 931.4022120280.

It can be divided in two parts, 808000 and 808, that added together give a palindrome (808808).

The spelling of 808000808 in words is "eight hundred eight million, eight hundred eight", and thus it is an aban number.

Divisors: 1 2 4 8 101 202 404 808 9901 10201 19802 20402 39604 40804 79208 81608 1000001 2000002 4000004 8000008 101000101 202000202 404000404 808000808