Base | Representation |
---|---|
bin | 10011110000111000101… |
… | …11101101111000100000 |
3 | 2101220211022100112200120 |
4 | 21320130113231320200 |
5 | 42111224141441224 |
6 | 1235544310320240 |
7 | 100030153443264 |
oct | 11703427557040 |
9 | 2356738315616 |
10 | 679080812064 |
11 | 241aa6462126 |
12 | ab73a959080 |
13 | 4c06350b025 |
14 | 24c20d0a0a4 |
15 | 129e77be779 |
hex | 9e1c5ede20 |
679080812064 has 24 divisors (see below), whose sum is σ = 1782587131920. Its totient is φ = 226360270656.
The previous prime is 679080812063. The next prime is 679080812093. The reversal of 679080812064 is 460218080976.
679080812064 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×6790808120642 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 679080811998 and 679080812016.
It is not an unprimeable number, because it can be changed into a prime (679080812063) 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, 3536879134 + ... + 3536879325.
It is an arithmetic number, because the mean of its divisors is an integer number (74274463830).
Almost surely, 2679080812064 is an apocalyptic number.
It is an amenable number.
679080812064 is an abundant number, since it is smaller than the sum of its proper divisors (1103506319856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
679080812064 is a wasteful number, since it uses less digits than its factorization.
679080812064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7073758472 (or 7073758464 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 51.
The spelling of 679080812064 in words is "six hundred seventy-nine billion, eighty million, eight hundred twelve thousand, sixty-four".
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