Base | Representation |
---|---|
bin | 1100011010111101… |
… | …00010011111110000 |
3 | 122012202001222002100 |
4 | 12031132202133300 |
5 | 102124122412433 |
6 | 3021414220400 |
7 | 324152553651 |
oct | 61536423760 |
9 | 18182058070 |
10 | 6668560368 |
11 | 2912257118 |
12 | 1361354700 |
13 | 82374ab12 |
14 | 473921528 |
15 | 290699b13 |
hex | 18d7a27f0 |
6668560368 has 30 divisors (see below), whose sum is σ = 18662707544. Its totient is φ = 2222853408.
The previous prime is 6668560363. The next prime is 6668560429. The reversal of 6668560368 is 8630658666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6668560363) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23154580 + ... + 23154867.
Almost surely, 26668560368 is an apocalyptic number.
It is an amenable number.
6668560368 is an abundant number, since it is smaller than the sum of its proper divisors (11994147176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6668560368 is a wasteful number, since it uses less digits than its factorization.
6668560368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46309461 (or 46309452 counting only the distinct ones).
The product of its (nonzero) digits is 7464960, while the sum is 54.
The square root of 6668560368 is about 81661.2537743574. The cubic root of 6668560368 is about 1882.2502450097.
The spelling of 6668560368 in words is "six billion, six hundred sixty-eight million, five hundred sixty thousand, three hundred sixty-eight".
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