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6868011 = 319711621
BaseRepresentation
bin11010001100110000101011
3110220221010210
4122030300223
53224234021
6403112203
7112243233
oct32146053
913827123
106868011
113971047
122372663
131566117
14caacc3
15909e76
hex68cc2b

6868011 has 8 divisors (see below), whose sum is σ = 9204624. Its totient is φ = 4555040.

The previous prime is 6867997. The next prime is 6868021. The reversal of 6868011 is 1108686.

6868011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6868011 - 210 = 6866987 is a prime.

It is a super-2 number, since 2×68680112 = 94339150192242, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6868011.

It is not an unprimeable number, because it can be changed into a prime (6868021) 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 7 ways as a sum of consecutive naturals, for example, 5220 + ... + 6401.

It is an arithmetic number, because the mean of its divisors is an integer number (1150578).

Almost surely, 26868011 is an apocalyptic number.

6868011 is a deficient number, since it is larger than the sum of its proper divisors (2336613).

6868011 is a wasteful number, since it uses less digits than its factorization.

6868011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11821.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 6868011 is about 2620.6890315335. The cubic root of 6868011 is about 190.0831676530.

The spelling of 6868011 in words is "six million, eight hundred sixty-eight thousand, eleven".

Divisors: 1 3 197 591 11621 34863 2289337 6868011