Base | Representation |
---|---|
bin | 10110100111100011… |
… | …11101010001100011 |
3 | 1011100021020111022010 |
4 | 23103301331101203 |
5 | 144332103220303 |
6 | 5324535044003 |
7 | 606625665003 |
oct | 132361752143 |
9 | 34307214263 |
10 | 12143023203 |
11 | 5171469073 |
12 | 242a810603 |
13 | 11b698cc3c |
14 | 832a0c003 |
15 | 4b10c2c03 |
hex | 2d3c7d463 |
12143023203 has 8 divisors (see below), whose sum is σ = 16267431616. Its totient is φ = 8056981800.
The previous prime is 12143023171. The next prime is 12143023219. The reversal of 12143023203 is 30232034121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12143023203 - 25 = 12143023171 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12143023203.
It is not an unprimeable number, because it can be changed into a prime (12143023283) 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 7 ways as a sum of consecutive naturals, for example, 9591013 + ... + 9592278.
It is an arithmetic number, because the mean of its divisors is an integer number (2033428952).
Almost surely, 212143023203 is an apocalyptic number.
12143023203 is a deficient number, since it is larger than the sum of its proper divisors (4124408413).
12143023203 is a wasteful number, since it uses less digits than its factorization.
12143023203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19183505.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 12143023203 its reverse (30232034121), we get a palindrome (42375057324).
The spelling of 12143023203 in words is "twelve billion, one hundred forty-three million, twenty-three thousand, two hundred three".
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