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6068809 = 19319411
BaseRepresentation
bin10111001001101001001001
3102102022211201
4113021221021
53023200214
6334024201
7102404215
oct27115111
912368751
106068809
11347564a
122048061
131346416
14b3d945
157ed274
hex5c9a49

6068809 has 4 divisors (see below), whose sum is σ = 6388240. Its totient is φ = 5749380.

The previous prime is 6068753. The next prime is 6068819. The reversal of 6068809 is 9088606.

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 6068809 - 211 = 6066761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6068819) 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 3 ways as a sum of consecutive naturals, for example, 159687 + ... + 159724.

It is an arithmetic number, because the mean of its divisors is an integer number (1597060).

Almost surely, 26068809 is an apocalyptic number.

It is an amenable number.

6068809 is a deficient number, since it is larger than the sum of its proper divisors (319431).

6068809 is a wasteful number, since it uses less digits than its factorization.

6068809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319430.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 6068809 is about 2463.4952810996. The cubic root of 6068809 is about 182.4040554045.

The spelling of 6068809 in words is "six million, sixty-eight thousand, eight hundred nine".

Divisors: 1 19 319411 6068809