Base | Representation |
---|---|
bin | 10110100101000101… |
… | …01000110110111010 |
3 | 1011021211010002122222 |
4 | 23102202220312322 |
5 | 144311242331302 |
6 | 5322513244042 |
7 | 606254154005 |
oct | 132242506672 |
9 | 34254102588 |
10 | 12122230202 |
11 | 5160756a75 |
12 | 2423863622 |
13 | 11b258c8a4 |
14 | 82dd5853c |
15 | 4ae366da2 |
hex | 2d28a8dba |
12122230202 has 8 divisors (see below), whose sum is σ = 18810357300. Its totient is φ = 5852111104.
The previous prime is 12122230199. The next prime is 12122230243. The reversal of 12122230202 is 20203222121.
12122230202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 1101012+1.
It can be written as a sum of positive squares in 2 ways, for example, as 12122230201 + 1 = 110101^2 + 1^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104501927 + ... + 104502042.
Almost surely, 212122230202 is an apocalyptic number.
12122230202 is a deficient number, since it is larger than the sum of its proper divisors (6688127098).
12122230202 is a wasteful number, since it uses less digits than its factorization.
12122230202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209004000.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 12122230202 its reverse (20203222121), we get a palindrome (32325452323).
The spelling of 12122230202 in words is "twelve billion, one hundred twenty-two million, two hundred thirty thousand, two hundred two".
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