Base | Representation |
---|---|
bin | 100000100001110000… |
… | …0110111111111101000 |
3 | 20200022010011210201120 |
4 | 1001003200313333220 |
5 | 2121024123340133 |
6 | 52031210215240 |
7 | 5022000430026 |
oct | 1010340677750 |
9 | 220263153646 |
10 | 69852168168 |
11 | 27695800902 |
12 | 11655424520 |
13 | 67829275b3 |
14 | 3549133716 |
15 | 1c3c65dab3 |
hex | 1043837fe8 |
69852168168 has 64 divisors (see below), whose sum is σ = 180789269760. Its totient is φ = 22476450816.
The previous prime is 69852168163. The next prime is 69852168209. The reversal of 69852168168 is 86186125896.
It is not an unprimeable number, because it can be changed into a prime (69852168163) 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, 341805 + ... + 506492.
It is an arithmetic number, because the mean of its divisors is an integer number (2824832340).
Almost surely, 269852168168 is an apocalyptic number.
It is an amenable number.
69852168168 is an abundant number, since it is smaller than the sum of its proper divisors (110937101592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69852168168 is a wasteful number, since it uses less digits than its factorization.
69852168168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 848426 (or 848422 counting only the distinct ones).
The product of its digits is 9953280, while the sum is 60.
The spelling of 69852168168 in words is "sixty-nine billion, eight hundred fifty-two million, one hundred sixty-eight thousand, one hundred sixty-eight".
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