Search a number
-
+
8053909 = 291671663
BaseRepresentation
bin11110101110010010010101
3120011011212221
4132232102111
54030211114
6444342341
7125312533
oct36562225
916134787
108053909
114601026
1228449b1
13188cb36
1410d9153
15a91524
hex7ae495

8053909 has 8 divisors (see below), whose sum is σ = 8386560. Its totient is φ = 7724976.

The previous prime is 8053889. The next prime is 8053921. The reversal of 8053909 is 9093508.

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 8053909 - 27 = 8053781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8053949) 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, 4012 + ... + 5674.

It is an arithmetic number, because the mean of its divisors is an integer number (1048320).

Almost surely, 28053909 is an apocalyptic number.

It is an amenable number.

8053909 is a deficient number, since it is larger than the sum of its proper divisors (332651).

8053909 is a wasteful number, since it uses less digits than its factorization.

8053909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 8053909 is about 2837.9409789494. The cubic root of 8053909 is about 200.4482363371.

The spelling of 8053909 in words is "eight million, fifty-three thousand, nine hundred nine".

Divisors: 1 29 167 1663 4843 48227 277721 8053909