Base | Representation |
---|---|
bin | 1011100011110100… |
… | …0011010111011001 |
3 | 22000020212100122222 |
4 | 2320331003113121 |
5 | 22323332343223 |
6 | 1231524153425 |
7 | 136616112062 |
oct | 27075032731 |
9 | 8006770588 |
10 | 3103012313 |
11 | 135262a095 |
12 | 727238875 |
13 | 3a5b4117b |
14 | 21617d569 |
15 | 1326410c8 |
hex | b8f435d9 |
3103012313 has 2 divisors, whose sum is σ = 3103012314. Its totient is φ = 3103012312.
The previous prime is 3103012309. The next prime is 3103012331. The reversal of 3103012313 is 3132103013.
Together with next prime (3103012331) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2965020304 + 137992009 = 54452^2 + 11747^2 .
It is a cyclic number.
It is not a de Polignac number, because 3103012313 - 22 = 3103012309 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3103012291 and 3103012300.
It is not a weakly prime, because it can be changed into another prime (3103012343) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551506156 + 1551506157.
It is an arithmetic number, because the mean of its divisors is an integer number (1551506157).
Almost surely, 23103012313 is an apocalyptic number.
It is an amenable number.
3103012313 is a deficient number, since it is larger than the sum of its proper divisors (1).
3103012313 is an equidigital number, since it uses as much as digits as its factorization.
3103012313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 162, while the sum is 17.
The square root of 3103012313 is about 55704.6884292516. The cubic root of 3103012313 is about 1458.5718681801.
Adding to 3103012313 its reverse (3132103013), we get a palindrome (6235115326).
The spelling of 3103012313 in words is "three billion, one hundred three million, twelve thousand, three hundred thirteen".
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