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7068289 = 139211241
BaseRepresentation
bin11010111101101010000001
3111022002212111
4122331222001
53302141124
6411255321
7114036154
oct32755201
914262774
107068289
113a98568
12244a541
131606327
14d1dc9b
15949494
hex6bda81

7068289 has 8 divisors (see below), whose sum is σ = 7182560. Its totient is φ = 6955200.

The previous prime is 7068287. The next prime is 7068301. The reversal of 7068289 is 9828607.

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 7068289 - 21 = 7068287 is a prime.

It is a Duffinian number.

7068289 is an undulating number in base 15.

7068289 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7068287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29209 + ... + 29449.

It is an arithmetic number, because the mean of its divisors is an integer number (897820).

Almost surely, 27068289 is an apocalyptic number.

It is an amenable number.

7068289 is a deficient number, since it is larger than the sum of its proper divisors (114271).

7068289 is a wasteful number, since it uses less digits than its factorization.

7068289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 7068289 is about 2658.6253967041. The cubic root of 7068289 is about 191.9131642194.

The spelling of 7068289 in words is "seven million, sixty-eight thousand, two hundred eighty-nine".

Divisors: 1 139 211 241 29329 33499 50851 7068289