Base | Representation |
---|---|
bin | 10110011011011001… |
… | …11000101001001101 |
3 | 1011002011022201020021 |
4 | 23031230320221031 |
5 | 144130000431341 |
6 | 5310453022141 |
7 | 604250032243 |
oct | 131554705115 |
9 | 34064281207 |
10 | 12041030221 |
11 | 5119936250 |
12 | 2400624951 |
13 | 119b7cc26c |
14 | 82325c793 |
15 | 4a71779d1 |
hex | 2cdb38a4d |
12041030221 has 16 divisors (see below), whose sum is σ = 13321066176. Its totient is φ = 10792800000.
The previous prime is 12041030201. The next prime is 12041030233. The reversal of 12041030221 is 12203014021.
It is a cyclic number.
It is not a de Polignac number, because 12041030221 - 215 = 12040997453 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12041030195 and 12041030204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12041030201) 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, 245266 + ... + 290236.
It is an arithmetic number, because the mean of its divisors is an integer number (832566636).
Almost surely, 212041030221 is an apocalyptic number.
12041030221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12041030221 is a deficient number, since it is larger than the sum of its proper divisors (1280035955).
12041030221 is a wasteful number, since it uses less digits than its factorization.
12041030221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45324.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 12041030221 its reverse (12203014021), we get a palindrome (24244044242).
The spelling of 12041030221 in words is "twelve billion, forty-one million, thirty thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.345 sec. • engine limits •