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68833703736 = 23327331471913
BaseRepresentation
bin100000000011011001…
…1101111011100111000
320120200010202110011200
41000012303233130320
52111432412004421
651342145054200
74654522554000
oct1000663573470
9216603673150
1068833703736
1127212916466
1211410327360
13664c923c15
14348db7b000
151bcd031726
hex1006cef738

68833703736 has 384 divisors, whose sum is σ = 229312512000. Its totient is φ = 18617679360.

The previous prime is 68833703723. The next prime is 68833703737. The reversal of 68833703736 is 63730733886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68833703737) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35981116 + ... + 35983028.

It is an arithmetic number, because the mean of its divisors is an integer number (597168000).

Almost surely, 268833703736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68833703736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114656256000).

68833703736 is an abundant number, since it is smaller than the sum of its proper divisors (160478808264).

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

68833703736 is a wasteful number, since it uses less digits than its factorization.

68833703736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024 (or 2003 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The spelling of 68833703736 in words is "sixty-eight billion, eight hundred thirty-three million, seven hundred three thousand, seven hundred thirty-six".