Base | Representation |
---|---|
bin | 111101000010010… |
… | …111100111101101 |
3 | 2122100220011201222 |
4 | 331002113213231 |
5 | 4044122444323 |
6 | 245340313125 |
7 | 34243056512 |
oct | 7502274755 |
9 | 2570804658 |
10 | 1024031213 |
11 | 486047897 |
12 | 246b427a5 |
13 | 13420243a |
14 | 9a005309 |
15 | 5ed7b9c8 |
hex | 3d0979ed |
1024031213 has 2 divisors, whose sum is σ = 1024031214. Its totient is φ = 1024031212.
The previous prime is 1024031207. The next prime is 1024031221. The reversal of 1024031213 is 3121304201.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 639988804 + 384042409 = 25298^2 + 19597^2 .
It is a cyclic number.
It is not a de Polignac number, because 1024031213 - 28 = 1024030957 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1024031191 and 1024031200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1024031243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512015606 + 512015607.
It is an arithmetic number, because the mean of its divisors is an integer number (512015607).
Almost surely, 21024031213 is an apocalyptic number.
It is an amenable number.
1024031213 is a deficient number, since it is larger than the sum of its proper divisors (1).
1024031213 is an equidigital number, since it uses as much as digits as its factorization.
1024031213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1024031213 is about 32000.4876994086. The cubic root of 1024031213 is about 1007.9470809357.
Adding to 1024031213 its reverse (3121304201), we get a palindrome (4145335414).
The spelling of 1024031213 in words is "one billion, twenty-four million, thirty-one thousand, two hundred thirteen".
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