Base | Representation |
---|---|
bin | 111100101010010011… |
… | …0011010011111110100 |
3 | 110110020121221002221200 |
4 | 1321110212122133310 |
5 | 4113242201000103 |
6 | 135502223212500 |
7 | 12261112626561 |
oct | 1712446323764 |
9 | 413217832850 |
10 | 130268375028 |
11 | 50279113280 |
12 | 212b6747130 |
13 | c39067bb1c |
14 | 643ada9868 |
15 | 35c66c70a3 |
hex | 1e5499a7f4 |
130268375028 has 144 divisors (see below), whose sum is σ = 371911176000. Its totient is φ = 38083368960.
The previous prime is 130268375009. The next prime is 130268375033. The reversal of 130268375028 is 820573862031.
130268375028 is a `hidden beast` number, since 13 + 0 + 268 + 375 + 0 + 2 + 8 = 666.
130268375028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17026948 + ... + 17034596.
It is an arithmetic number, because the mean of its divisors is an integer number (2582716500).
Almost surely, 2130268375028 is an apocalyptic number.
130268375028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130268375028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185955588000).
130268375028 is an abundant number, since it is smaller than the sum of its proper divisors (241642800972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130268375028 is a wasteful number, since it uses less digits than its factorization.
130268375028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9182 (or 9177 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The spelling of 130268375028 in words is "one hundred thirty billion, two hundred sixty-eight million, three hundred seventy-five thousand, twenty-eight".
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