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68110122 = 2311351687
BaseRepresentation
bin1000000111101…
…00011100101010
311202011100112010
410003310130222
5114414010442
610431500350
71454632533
oct403643452
9152140463
1068110122
11354a0163
121a9876b6
1311159562
14908d68a
155ea5b9c
hex40f472a

68110122 has 8 divisors (see below), whose sum is σ = 136220256. Its totient is φ = 22703372.

The previous prime is 68110121. The next prime is 68110127. The reversal of 68110122 is 22101186.

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

68110122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (68110121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5675838 + ... + 5675849.

It is an arithmetic number, because the mean of its divisors is an integer number (17027532).

Almost surely, 268110122 is an apocalyptic number.

68110122 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.

68110122 is a wasteful number, since it uses less digits than its factorization.

68110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11351692.

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 68110122 is about 8252.8856771435. The cubic root of 68110122 is about 408.3857247043.

The spelling of 68110122 in words is "sixty-eight million, one hundred ten thousand, one hundred twenty-two".

Divisors: 1 2 3 6 11351687 22703374 34055061 68110122