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4688089 = 7838069
BaseRepresentation
bin10001111000100011011001
322211011211221
4101320203121
52200004324
6244252041
754563620
oct21704331
98734757
104688089
11271225a
1216a1021
13c81b23
148a06b7
156290e4
hex4788d9

4688089 has 8 divisors (see below), whose sum is σ = 5423040. Its totient is φ = 3969456.

The previous prime is 4688087. The next prime is 4688137. The reversal of 4688089 is 9808864.

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 4688089 - 21 = 4688087 is a prime.

4688089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4688083) 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, 3454 + ... + 4615.

It is an arithmetic number, because the mean of its divisors is an integer number (677880).

Almost surely, 24688089 is an apocalyptic number.

It is an amenable number.

4688089 is a deficient number, since it is larger than the sum of its proper divisors (734951).

4688089 is an equidigital number, since it uses as much as digits as its factorization.

4688089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8159.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 4688089 is about 2165.1995289118. The cubic root of 4688089 is about 167.3652469338.

The spelling of 4688089 in words is "four million, six hundred eighty-eight thousand, eighty-nine".

Divisors: 1 7 83 581 8069 56483 669727 4688089