Base | Representation |
---|---|
bin | 10110111010101010… |
… | …00110100101000111 |
3 | 1011202102200220111110 |
4 | 23131111012211013 |
5 | 200144111400203 |
6 | 5352500540103 |
7 | 613612512006 |
oct | 133525064507 |
9 | 34672626443 |
10 | 12303231303 |
11 | 5243942860 |
12 | 24743b1633 |
13 | 1210c2432c |
14 | 849dd2c3d |
15 | 4c01bbd03 |
hex | 2dd546947 |
12303231303 has 16 divisors (see below), whose sum is σ = 18014130432. Its totient is φ = 7407120000.
The previous prime is 12303231301. The next prime is 12303231319. The reversal of 12303231303 is 30313230321.
It is not a de Polignac number, because 12303231303 - 21 = 12303231301 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12303231303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12303231301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1229538 + ... + 1239503.
It is an arithmetic number, because the mean of its divisors is an integer number (1125883152).
Almost surely, 212303231303 is an apocalyptic number.
12303231303 is a deficient number, since it is larger than the sum of its proper divisors (5710899129).
12303231303 is a wasteful number, since it uses less digits than its factorization.
12303231303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2469206.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 12303231303 its reverse (30313230321), we get a palindrome (42616461624).
The spelling of 12303231303 in words is "twelve billion, three hundred three million, two hundred thirty-one thousand, three hundred three".
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