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6682067911 = 40116663511
BaseRepresentation
bin1100011100100100…
…00100001111000111
3122020200111012221201
412032102010033013
5102141102133121
63023015523331
7324405432361
oct61622041707
918220435851
106682067911
112919942582
121365989547
1382649a04c
14475639d31
15291966e91
hex18e4843c7

6682067911 has 4 divisors (see below), whose sum is σ = 6698731824. Its totient is φ = 6665404000.

The previous prime is 6682067851. The next prime is 6682067941. The reversal of 6682067911 is 1197602866.

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

It is a cyclic number.

It is not a de Polignac number, because 6682067911 - 219 = 6681543623 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 (6682067941) 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, 8331355 + ... + 8332156.

It is an arithmetic number, because the mean of its divisors is an integer number (1674682956).

Almost surely, 26682067911 is an apocalyptic number.

6682067911 is a deficient number, since it is larger than the sum of its proper divisors (16663913).

6682067911 is a wasteful number, since it uses less digits than its factorization.

6682067911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16663912.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 6682067911 is about 81743.9166605075. The cubic root of 6682067911 is about 1883.5202557121.

The spelling of 6682067911 in words is "six billion, six hundred eighty-two million, sixty-seven thousand, nine hundred eleven".

Divisors: 1 401 16663511 6682067911