Base | Representation |
---|---|
bin | 111100111100101011… |
… | …1011111001011010010 |
3 | 110111211121122000211200 |
4 | 1321321113133023102 |
5 | 4121023104002101 |
6 | 140043340252030 |
7 | 12312313001562 |
oct | 1717127371322 |
9 | 414747560750 |
10 | 130885219026 |
11 | 50565326301 |
12 | 21449241016 |
13 | c45b3c4483 |
14 | 6498c98da2 |
15 | 3610920986 |
hex | 1e795df2d2 |
130885219026 has 24 divisors (see below), whose sum is σ = 283641905820. Its totient is φ = 43619596416.
The previous prime is 130885219021. The next prime is 130885219063. The reversal of 130885219026 is 620912588031.
130885219026 is a `hidden beast` number, since 1 + 30 + 8 + 8 + 521 + 90 + 2 + 6 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 128451276801 + 2433942225 = 358401^2 + 49335^2 .
It is not an unprimeable number, because it can be changed into a prime (130885219021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 642235 + ... + 821118.
Almost surely, 2130885219026 is an apocalyptic number.
130885219026 is an abundant number, since it is smaller than the sum of its proper divisors (152756686794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130885219026 is a wasteful number, since it uses less digits than its factorization.
130885219026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1468330 (or 1468327 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
The spelling of 130885219026 in words is "one hundred thirty billion, eight hundred eighty-five million, two hundred nineteen thousand, twenty-six".
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