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6868753 = 71891087
BaseRepresentation
bin11010001100111100010001
3110220222011021
4122030330101
53224300003
6403115441
7112245343
oct32147421
913828137
106868753
113971661
122372b81
131566568
14cab293
1590a2bd
hex68cf11

6868753 has 8 divisors (see below), whose sum is σ = 7050240. Its totient is φ = 6689760.

The previous prime is 6868739. The next prime is 6868759. The reversal of 6868753 is 3578686.

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 6868753 - 29 = 6868241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6868759) 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, 5776 + ... + 6862.

It is an arithmetic number, because the mean of its divisors is an integer number (881280).

Almost surely, 26868753 is an apocalyptic number.

It is an amenable number.

6868753 is a deficient number, since it is larger than the sum of its proper divisors (181487).

6868753 is a wasteful number, since it uses less digits than its factorization.

6868753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247.

The product of its digits is 241920, while the sum is 43.

The square root of 6868753 is about 2620.8305935333. The cubic root of 6868753 is about 190.0900127513.

The spelling of 6868753 in words is "six million, eight hundred sixty-eight thousand, seven hundred fifty-three".

Divisors: 1 71 89 1087 6319 77177 96743 6868753