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6886073 = 41167953
BaseRepresentation
bin11010010001001010111001
3110221211220202
4122101022321
53230323243
6403331545
7112350005
oct32211271
913854822
106886073
113983677
122380bb5
1315713cc
14cb3705
159104b8
hex6912b9

6886073 has 4 divisors (see below), whose sum is σ = 7054068. Its totient is φ = 6718080.

The previous prime is 6886069. The next prime is 6886081. The reversal of 6886073 is 3706886.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3706886 = 21853443.

It can be written as a sum of positive squares in 2 ways, for example, as 3396649 + 3489424 = 1843^2 + 1868^2 .

It is a cyclic number.

It is not a de Polignac number, because 6886073 - 22 = 6886069 is a prime.

It is a super-2 number, since 2×68860732 = 94836002722658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6886043) 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, 83936 + ... + 84017.

It is an arithmetic number, because the mean of its divisors is an integer number (1763517).

Almost surely, 26886073 is an apocalyptic number.

It is an amenable number.

6886073 is a deficient number, since it is larger than the sum of its proper divisors (167995).

6886073 is a wasteful number, since it uses less digits than its factorization.

6886073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167994.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 6886073 is about 2624.1328091390. The cubic root of 6886073 is about 190.2496533533.

The spelling of 6886073 in words is "six million, eight hundred eighty-six thousand, seventy-three".

Divisors: 1 41 167953 6886073