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6676069 = 7391453
BaseRepresentation
bin11001011101111001100101
3110120011211211
4121131321211
53202113234
6355031421
7110513521
oct31357145
913504754
106676069
11384a914
12229b571
1314c994a
14c5ad81
158bd164
hex65de65

6676069 has 4 divisors (see below), whose sum is σ = 6767596. Its totient is φ = 6584544.

The previous prime is 6676057. The next prime is 6676079. The reversal of 6676069 is 9606766.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2924100 + 3751969 = 1710^2 + 1937^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6676069 is a prime.

It is a super-2 number, since 2×66760692 = 89139794585522, 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 (6676079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45654 + ... + 45799.

It is an arithmetic number, because the mean of its divisors is an integer number (1691899).

Almost surely, 26676069 is an apocalyptic number.

It is an amenable number.

6676069 is a deficient number, since it is larger than the sum of its proper divisors (91527).

6676069 is an equidigital number, since it uses as much as digits as its factorization.

6676069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91526.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 6676069 is about 2583.8090099696. The cubic root of 6676069 is about 188.2956435574.

The spelling of 6676069 in words is "six million, six hundred seventy-six thousand, sixty-nine".

Divisors: 1 73 91453 6676069