Base | Representation |
---|---|
bin | 1011101010010011… |
… | …1000100101010011 |
3 | 22002011002012212001 |
4 | 2322210320211103 |
5 | 22402314343443 |
6 | 1234335414431 |
7 | 140366345155 |
oct | 27244704523 |
9 | 8064065761 |
10 | 3130231123 |
11 | 1366a2aa78 |
12 | 734384417 |
13 | 3ab681286 |
14 | 219a26ad5 |
15 | 134c1ad4d |
hex | ba938953 |
3130231123 has 2 divisors, whose sum is σ = 3130231124. Its totient is φ = 3130231122.
The previous prime is 3130231121. The next prime is 3130231129. The reversal of 3130231123 is 3211320313.
3130231123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 3130231123 - 21 = 3130231121 is a prime.
It is a super-2 number, since 2×31302311232 = 19596693766795682258, which contains 22 as substring.
Together with 3130231121, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 3130231123.
It is not a weakly prime, because it can be changed into another prime (3130231121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565115561 + 1565115562.
It is an arithmetic number, because the mean of its divisors is an integer number (1565115562).
Almost surely, 23130231123 is an apocalyptic number.
3130231123 is a deficient number, since it is larger than the sum of its proper divisors (1).
3130231123 is an equidigital number, since it uses as much as digits as its factorization.
3130231123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 3130231123 is about 55948.4684598247. The cubic root of 3130231123 is about 1462.8241954781.
Adding to 3130231123 its reverse (3211320313), we get a palindrome (6341551436).
The spelling of 3130231123 in words is "three billion, one hundred thirty million, two hundred thirty-one thousand, one hundred twenty-three".
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