Base | Representation |
---|---|
bin | 111001010111… |
… | …1110011100110 |
3 | 2002121020022121 |
4 | 1302233303212 |
5 | 30200031410 |
6 | 2552420154 |
7 | 513451315 |
oct | 162576346 |
9 | 62536277 |
10 | 30080230 |
11 | 15a857a4 |
12 | a0a765a |
13 | 630266b |
14 | 3dd027c |
15 | 29929da |
hex | 1cafce6 |
30080230 has 32 divisors (see below), whose sum is σ = 58844160. Its totient is φ = 11028960.
The previous prime is 30080227. The next prime is 30080233. The reversal of 30080230 is 3208003.
It is a happy number.
It is a Cunningham number, because it is equal to 3113-1.
It is an interprime number because it is at equal distance from previous prime (30080227) and next prime (30080233).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30080233) 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, 3337 + ... + 8443.
It is an arithmetic number, because the mean of its divisors is an integer number (1838880).
Almost surely, 230080230 is an apocalyptic number.
30080230 is a deficient number, since it is larger than the sum of its proper divisors (28763930).
30080230 is a wasteful number, since it uses less digits than its factorization.
30080230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5164.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 30080230 is about 5484.5446483733. The cubic root of 30080230 is about 310.9999965537. Note that the first 5 decimals are identical.
Adding to 30080230 its reverse (3208003), we get a palindrome (33288233).
The spelling of 30080230 in words is "thirty million, eighty thousand, two hundred thirty".
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