Base | Representation |
---|---|
bin | 1111000001110111… |
… | …00001101001000000 |
3 | 202211022121210122101 |
4 | 13200323201221000 |
5 | 113011034333333 |
6 | 3412351320144 |
7 | 403643355214 |
oct | 74073415100 |
9 | 22738553571 |
10 | 8068667968 |
11 | 3470609739 |
12 | 1692220054 |
13 | 9b783655a |
14 | 567860944 |
15 | 32356167d |
hex | 1e0ee1a40 |
8068667968 has 28 divisors (see below), whose sum is σ = 16176340012. Its totient is φ = 3992739840.
The previous prime is 8068667951. The next prime is 8068667977. The reversal of 8068667968 is 8697668608.
It can be written as a sum of positive squares in 2 ways, for example, as 6679465984 + 1389201984 = 81728^2 + 37272^2 .
It is a Harshad number since it is a multiple of its sum of digits (64).
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, 643653 + ... + 656068.
It is an arithmetic number, because the mean of its divisors is an integer number (577726429).
Almost surely, 28068667968 is an apocalyptic number.
It is an amenable number.
8068667968 is an abundant number, since it is smaller than the sum of its proper divisors (8107672044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8068667968 is a wasteful number, since it uses less digits than its factorization.
8068667968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1299830 (or 1299820 counting only the distinct ones).
The product of its (nonzero) digits is 41803776, while the sum is 64.
The square root of 8068667968 is about 89825.7644999473. The cubic root of 8068667968 is about 2005.7060357628.
The spelling of 8068667968 in words is "eight billion, sixty-eight million, six hundred sixty-seven thousand, nine hundred sixty-eight".
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