Base | Representation |
---|---|
bin | 11110011001011… |
… | …11111001000010 |
3 | 122202211100102021 |
4 | 33030233321002 |
5 | 1010240001010 |
6 | 41145312054 |
7 | 6214315420 |
oct | 1714577102 |
9 | 582740367 |
10 | 255000130 |
11 | 120a39410 |
12 | 7149562a |
13 | 40aa3568 |
14 | 25c1c110 |
15 | 175c08da |
hex | f32fe42 |
255000130 has 96 divisors (see below), whose sum is σ = 588332160. Its totient is φ = 77299200.
The previous prime is 255000113. The next prime is 255000131. The reversal of 255000130 is 31000552.
It is not an unprimeable number, because it can be changed into a prime (255000131) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2865126 + ... + 2865214.
It is an arithmetic number, because the mean of its divisors is an integer number (6128460).
Almost surely, 2255000130 is an apocalyptic number.
255000130 is an abundant number, since it is smaller than the sum of its proper divisors (333332030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255000130 is a wasteful number, since it uses less digits than its factorization.
255000130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236 (or 175 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 16.
The square root of 255000130 is about 15968.7234931287. The cubic root of 255000130 is about 634.1326782996.
Adding to 255000130 its reverse (31000552), we get a palindrome (286000682).
The spelling of 255000130 in words is "two hundred fifty-five million, one hundred thirty", and thus it is an aban number.
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