Base | Representation |
---|---|
bin | 10110111010010001… |
… | …11001010101011011 |
3 | 1011202012200022221200 |
4 | 23131020321111123 |
5 | 200142302000243 |
6 | 5352304205243 |
7 | 613543353426 |
oct | 133510712533 |
9 | 34665608850 |
10 | 12300031323 |
11 | 5242057648 |
12 | 2473309823 |
13 | 1210373958 |
14 | 8497dc9bd |
15 | 4bec88ad3 |
hex | 2dd23955b |
12300031323 has 12 divisors (see below), whose sum is σ = 18246893808. Its totient is φ = 7978398480.
The previous prime is 12300031309. The next prime is 12300031351. The reversal of 12300031323 is 32313000321.
12300031323 is a `hidden beast` number, since 12 + 300 + 0 + 31 + 323 = 666.
It is not a de Polignac number, because 12300031323 - 26 = 12300031259 is a prime.
It is a super-2 number, since 2×123000313232 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12300031296 and 12300031305.
It is not an unprimeable number, because it can be changed into a prime (12300031123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18468183 + ... + 18468848.
It is an arithmetic number, because the mean of its divisors is an integer number (1520574484).
Almost surely, 212300031323 is an apocalyptic number.
12300031323 is a deficient number, since it is larger than the sum of its proper divisors (5946862485).
12300031323 is a wasteful number, since it uses less digits than its factorization.
12300031323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36937074 (or 36937071 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 12300031323 its reverse (32313000321), we get a palindrome (44613031644).
The spelling of 12300031323 in words is "twelve billion, three hundred million, thirty-one thousand, three hundred twenty-three".
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