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68881341414 = 2311480223569
BaseRepresentation
bin100000000100110100…
…1011101101111100110
320120210110101200210010
41000021221131233212
52112032110411124
651351010111050
74655641512234
oct1001151355746
9216713350703
1068881341414
11272377a3346
121142427b486
136659762cb2
14349621b954
151bd22e1529
hex1009a5dbe6

68881341414 has 8 divisors (see below), whose sum is σ = 137762682840. Its totient is φ = 22960447136.

The previous prime is 68881341407. The next prime is 68881341433. The reversal of 68881341414 is 41414318886.

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

68881341414 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5740111779 + ... + 5740111790.

It is an arithmetic number, because the mean of its divisors is an integer number (17220335355).

Almost surely, 268881341414 is an apocalyptic number.

68881341414 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68881341414 is a wasteful number, since it uses less digits than its factorization.

68881341414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11480223574.

The product of its digits is 589824, while the sum is 48.

The spelling of 68881341414 in words is "sixty-eight billion, eight hundred eighty-one million, three hundred forty-one thousand, four hundred fourteen".

Divisors: 1 2 3 6 11480223569 22960447138 34440670707 68881341414