Base | Representation |
---|---|
bin | 111111011100101101… |
… | …000000111100010011 |
3 | 20111211220112021201022 |
4 | 333130231000330103 |
5 | 2104011042003144 |
6 | 51144112230055 |
7 | 4631154321005 |
oct | 773455007423 |
9 | 214756467638 |
10 | 68127297299 |
11 | 269900a0896 |
12 | 1125383b32b |
13 | 6569480849 |
14 | 3424016375 |
15 | 1b8aee5cee |
hex | fdcb40f13 |
68127297299 has 8 divisors (see below), whose sum is σ = 68635182000. Its totient is φ = 67619666592.
The previous prime is 68127297257. The next prime is 68127297307. The reversal of 68127297299 is 99279272186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68127297299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68127297209) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493037 + ... + 615905.
It is an arithmetic number, because the mean of its divisors is an integer number (8579397750).
Almost surely, 268127297299 is an apocalyptic number.
68127297299 is a deficient number, since it is larger than the sum of its proper divisors (507884701).
68127297299 is a wasteful number, since it uses less digits than its factorization.
68127297299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126997.
The product of its digits is 13716864, while the sum is 62.
The spelling of 68127297299 in words is "sixty-eight billion, one hundred twenty-seven million, two hundred ninety-seven thousand, two hundred ninety-nine".
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