Base | Representation |
---|---|
bin | 10110011010000111… |
… | …11101110011011001 |
3 | 1011001102010201212102 |
4 | 23031003331303121 |
5 | 144114224202244 |
6 | 5305431053145 |
7 | 604056614663 |
oct | 131503756331 |
9 | 34042121772 |
10 | 12030303449 |
11 | 511387a04a |
12 | 23b8b111b5 |
13 | 1199514968 |
14 | 821a69533 |
15 | 4a625954e |
hex | 2cd0fdcd9 |
12030303449 has 2 divisors, whose sum is σ = 12030303450. Its totient is φ = 12030303448.
The previous prime is 12030303377. The next prime is 12030303451. The reversal of 12030303449 is 94430303021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11766825625 + 263477824 = 108475^2 + 16232^2 .
It is a cyclic number.
It is not a de Polignac number, because 12030303449 - 28 = 12030303193 is a prime.
Together with 12030303451, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12030303499) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015151724 + 6015151725.
It is an arithmetic number, because the mean of its divisors is an integer number (6015151725).
Almost surely, 212030303449 is an apocalyptic number.
It is an amenable number.
12030303449 is a deficient number, since it is larger than the sum of its proper divisors (1).
12030303449 is an equidigital number, since it uses as much as digits as its factorization.
12030303449 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7776, while the sum is 29.
The spelling of 12030303449 in words is "twelve billion, thirty million, three hundred three thousand, four hundred forty-nine".
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