Base | Representation |
---|---|
bin | 100000000100000111… |
… | …0100010101110011010 |
3 | 20120201210112202201110 |
4 | 1000020032202232122 |
5 | 2112010010203324 |
6 | 51344355201150 |
7 | 4655232102303 |
oct | 1001016425632 |
9 | 216653482643 |
10 | 68857506714 |
11 | 272252a3a47 |
12 | 114182a61b6 |
13 | 6654839319 |
14 | 3492db57aa |
15 | 1bd0184329 |
hex | 10083a2b9a |
68857506714 has 32 divisors (see below), whose sum is σ = 142614650880. Its totient is φ = 22140658800.
The previous prime is 68857506713. The next prime is 68857506733. The reversal of 68857506714 is 41760575886.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (68857506713) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537334 + ... + 653025.
It is an arithmetic number, because the mean of its divisors is an integer number (4456707840).
Almost surely, 268857506714 is an apocalyptic number.
68857506714 is an abundant number, since it is smaller than the sum of its proper divisors (73757144166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68857506714 is a wasteful number, since it uses less digits than its factorization.
68857506714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1190706.
The product of its (nonzero) digits is 11289600, while the sum is 57.
The spelling of 68857506714 in words is "sixty-eight billion, eight hundred fifty-seven million, five hundred six thousand, seven hundred fourteen".
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