Base | Representation |
---|---|
bin | 1111100101111… |
… | …00001110001100 |
3 | 100010010001011022 |
4 | 13302330032030 |
5 | 231440410010 |
6 | 20551213312 |
7 | 3145506503 |
oct | 762741614 |
9 | 303101138 |
10 | 130794380 |
11 | 67914832 |
12 | 37977238 |
13 | 21136232 |
14 | 1352983a |
15 | b738d55 |
hex | 7cbc38c |
130794380 has 12 divisors (see below), whose sum is σ = 274668240. Its totient is φ = 52317744.
The previous prime is 130794361. The next prime is 130794383. The reversal of 130794380 is 83497031.
It is a self number, because there is not a number n which added to its sum of digits gives 130794380.
It is not an unprimeable number, because it can be changed into a prime (130794383) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3269840 + ... + 3269879.
It is an arithmetic number, because the mean of its divisors is an integer number (22889020).
Almost surely, 2130794380 is an apocalyptic number.
130794380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130794380 is an abundant number, since it is smaller than the sum of its proper divisors (143873860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130794380 is a wasteful number, since it uses less digits than its factorization.
130794380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6539728 (or 6539726 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 130794380 is about 11436.5370632897. The cubic root of 130794380 is about 507.6094452012.
The spelling of 130794380 in words is "one hundred thirty million, seven hundred ninety-four thousand, three hundred eighty".
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