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808048135 = 5161609627
BaseRepresentation
bin110000001010011…
…101011000000111
32002022111002122201
4300022131120013
53123330020020
6212103135331
726011203316
oct6012353007
92068432581
10808048135
11385138584
121a6744547
13cb5401bb
147946227d
154ae16a0a
hex3029d607

808048135 has 4 divisors (see below), whose sum is σ = 969657768. Its totient is φ = 646438504.

The previous prime is 808048133. The next prime is 808048147. The reversal of 808048135 is 531840808.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 808048135 - 21 = 808048133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 808048094 and 808048103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808048133) 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 3 ways as a sum of consecutive naturals, for example, 80804809 + ... + 80804818.

It is an arithmetic number, because the mean of its divisors is an integer number (242414442).

Almost surely, 2808048135 is an apocalyptic number.

808048135 is a deficient number, since it is larger than the sum of its proper divisors (161609633).

808048135 is a wasteful number, since it uses less digits than its factorization.

808048135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161609632.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 808048135 is about 28426.1874861896. The cubic root of 808048135 is about 931.4203966681.

The spelling of 808048135 in words is "eight hundred eight million, forty-eight thousand, one hundred thirty-five".

Divisors: 1 5 161609627 808048135