Base | Representation |
---|---|
bin | 10101000100011111… |
… | …11110001000001111 |
3 | 1002012100120200020100 |
4 | 22202033332020033 |
5 | 141131334431343 |
6 | 5110252022143 |
7 | 550215445644 |
oct | 124217761017 |
9 | 32170520210 |
10 | 11312030223 |
11 | 488538980a |
12 | 2238461953 |
13 | 10b3778110 |
14 | 7944d5dcb |
15 | 4631779d3 |
hex | 2a23fe20f |
11312030223 has 48 divisors (see below), whose sum is σ = 18381242880. Its totient is φ = 6651450432.
The previous prime is 11312030201. The next prime is 11312030237. The reversal of 11312030223 is 32203021311.
It is not a de Polignac number, because 11312030223 - 26 = 11312030159 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11312030196 and 11312030205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11312030273) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3547836 + ... + 3551022.
It is an arithmetic number, because the mean of its divisors is an integer number (382942560).
Almost surely, 211312030223 is an apocalyptic number.
11312030223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
11312030223 is a deficient number, since it is larger than the sum of its proper divisors (7069212657).
11312030223 is a wasteful number, since it uses less digits than its factorization.
11312030223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4548 (or 4545 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 11312030223 its reverse (32203021311), we get a palindrome (43515051534).
The spelling of 11312030223 in words is "eleven billion, three hundred twelve million, thirty thousand, two hundred twenty-three".
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