Base | Representation |
---|---|
bin | 111101011010010… |
… | …101000101110111 |
3 | 2122210201021210020 |
4 | 331122111011313 |
5 | 4102224443221 |
6 | 250123100223 |
7 | 34350336660 |
oct | 7532250567 |
9 | 2583637706 |
10 | 1030312311 |
11 | 489647986 |
12 | 249071673 |
13 | 1355c1372 |
14 | 9ab9c367 |
15 | 606bcac6 |
hex | 3d695177 |
1030312311 has 32 divisors (see below), whose sum is σ = 1643544576. Its totient is φ = 561708000.
The previous prime is 1030312307. The next prime is 1030312313. The reversal of 1030312311 is 1132130301.
It is not a de Polignac number, because 1030312311 - 22 = 1030312307 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030312313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35076 + ... + 57366.
It is an arithmetic number, because the mean of its divisors is an integer number (51360768).
Almost surely, 21030312311 is an apocalyptic number.
1030312311 is a deficient number, since it is larger than the sum of its proper divisors (613232265).
1030312311 is a wasteful number, since it uses less digits than its factorization.
1030312311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22403.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 1030312311 is about 32098.4783284192. The cubic root of 1030312311 is about 1010.0036960293.
Adding to 1030312311 its reverse (1132130301), we get a palindrome (2162442612).
The spelling of 1030312311 in words is "one billion, thirty million, three hundred twelve thousand, three hundred eleven".
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