Base | Representation |
---|---|
bin | 11011100000101… |
… | …10110011100010 |
3 | 121002020211211020 |
4 | 31300112303202 |
5 | 433034431010 |
6 | 34522230310 |
7 | 5501412240 |
oct | 1560266342 |
9 | 532224736 |
10 | 230780130 |
11 | 1092a6589 |
12 | 65355396 |
13 | 38a733b9 |
14 | 22915790 |
15 | 153d9470 |
hex | dc16ce2 |
230780130 has 32 divisors (see below), whose sum is σ = 632997504. Its totient is φ = 52749696.
The previous prime is 230780129. The next prime is 230780131. The reversal of 230780130 is 31087032.
230780130 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (230780129) and next prime (230780131).
It is a self number, because there is not a number n which added to its sum of digits gives 230780130.
It is not an unprimeable number, because it can be changed into a prime (230780131) 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, 549267 + ... + 549686.
It is an arithmetic number, because the mean of its divisors is an integer number (19781172).
Almost surely, 2230780130 is an apocalyptic number.
230780130 is an abundant number, since it is smaller than the sum of its proper divisors (402217374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230780130 is a wasteful number, since it uses less digits than its factorization.
230780130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1098970.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 230780130 is about 15191.4492396216. The cubic root of 230780130 is about 613.3845102093.
The spelling of 230780130 in words is "two hundred thirty million, seven hundred eighty thousand, one hundred thirty".
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