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5308081 = 19127791
BaseRepresentation
bin10100001111111010110001
3100222200022121
4110033322301
52324324311
6305434241
763055312
oct24177261
910880277
105308081
112aa6049
12193b981
13113b09c
149c2609
156ecb71
hex50feb1

5308081 has 4 divisors (see below), whose sum is σ = 5336064. Its totient is φ = 5280100.

The previous prime is 5308067. The next prime is 5308111. The reversal of 5308081 is 1808035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5308081 - 211 = 5306033 is a prime.

It is a super-2 number, since 2×53080812 = 56351447805122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5308001) 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, 13705 + ... + 14086.

It is an arithmetic number, because the mean of its divisors is an integer number (1334016).

Almost surely, 25308081 is an apocalyptic number.

It is an amenable number.

5308081 is a deficient number, since it is larger than the sum of its proper divisors (27983).

5308081 is a wasteful number, since it uses less digits than its factorization.

5308081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27982.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 5308081 is about 2303.9272992002. The cubic root of 5308081 is about 174.4399072781.

The spelling of 5308081 in words is "five million, three hundred eight thousand, eighty-one".

Divisors: 1 191 27791 5308081