Base | Representation |
---|---|
bin | 100100101010000… |
… | …1000011010110011 |
3 | 10011201111012011221 |
4 | 1021110020122303 |
5 | 10004340423011 |
6 | 322015245511 |
7 | 42323643013 |
oct | 11124103263 |
9 | 3151435157 |
10 | 1230014131 |
11 | 581346905 |
12 | 2a3b19897 |
13 | 167aa2a18 |
14 | b9503c43 |
15 | 72eb8971 |
hex | 495086b3 |
1230014131 has 2 divisors, whose sum is σ = 1230014132. Its totient is φ = 1230014130.
The previous prime is 1230014099. The next prime is 1230014147. The reversal of 1230014131 is 1314100321.
It is an a-pointer prime, because the next prime (1230014147) can be obtained adding 1230014131 to its sum of digits (16).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1230014131 - 25 = 1230014099 is a prime.
It is a super-2 number, since 2×12300141312 = 3025869524919370322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1230015131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615007065 + 615007066.
It is an arithmetic number, because the mean of its divisors is an integer number (615007066).
Almost surely, 21230014131 is an apocalyptic number.
1230014131 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230014131 is an equidigital number, since it uses as much as digits as its factorization.
1230014131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1230014131 is about 35071.5572936247. The cubic root of 1230014131 is about 1071.4453728015.
Adding to 1230014131 its reverse (1314100321), we get a palindrome (2544114452).
The spelling of 1230014131 in words is "one billion, two hundred thirty million, fourteen thousand, one hundred thirty-one".
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