Base | Representation |
---|---|
bin | 1111100001110… |
… | …11101101101000 |
3 | 100002010022010001 |
4 | 13300323231220 |
5 | 231322034013 |
6 | 20532032344 |
7 | 3141155053 |
oct | 760735550 |
9 | 302108101 |
10 | 130268008 |
11 | 67595312 |
12 | 377626b4 |
13 | 20cb0780 |
14 | 1342da9a |
15 | b682ddd |
hex | 7c3bb68 |
130268008 has 32 divisors (see below), whose sum is σ = 278517960. Its totient is φ = 56586240.
The previous prime is 130268003. The next prime is 130268051. The reversal of 130268008 is 800862031.
It can be written as a sum of positive squares in 4 ways, for example, as 79602084 + 50665924 = 8922^2 + 7118^2 .
It is not an unprimeable number, because it can be changed into a prime (130268003) 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, 35073 + ... + 38608.
Almost surely, 2130268008 is an apocalyptic number.
It is an amenable number.
130268008 is an abundant number, since it is smaller than the sum of its proper divisors (148249952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130268008 is a wasteful number, since it uses less digits than its factorization.
130268008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73717 (or 73713 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 130268008 is about 11413.5011280501. The cubic root of 130268008 is about 506.9275845257.
The spelling of 130268008 in words is "one hundred thirty million, two hundred sixty-eight thousand, eight".
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