Base | Representation |
---|---|
bin | 11000110101011010… |
… | …11110010101001101 |
3 | 1021102012110010001010 |
4 | 30122231132111031 |
5 | 204301223431341 |
6 | 10043005035433 |
7 | 651255613140 |
oct | 143255362515 |
9 | 37365403033 |
10 | 13333030221 |
11 | 5722169a45 |
12 | 2701255b79 |
13 | 1346395ac4 |
14 | 906a9a057 |
15 | 5307d7716 |
hex | 31ab5e54d |
13333030221 has 16 divisors (see below), whose sum is σ = 20336400000. Its totient is φ = 7611598848.
The previous prime is 13333030201. The next prime is 13333030261. The reversal of 13333030221 is 12203033331.
It is not a de Polignac number, because 13333030221 - 29 = 13333029709 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13333030201) 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 15 ways as a sum of consecutive naturals, for example, 280596 + ... + 324653.
It is an arithmetic number, because the mean of its divisors is an integer number (1271025000).
Almost surely, 213333030221 is an apocalyptic number.
It is an amenable number.
13333030221 is a deficient number, since it is larger than the sum of its proper divisors (7003369779).
13333030221 is a wasteful number, since it uses less digits than its factorization.
13333030221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 606308.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 13333030221 its reverse (12203033331), we get a palindrome (25536063552).
The spelling of 13333030221 in words is "thirteen billion, three hundred thirty-three million, thirty thousand, two hundred twenty-one".
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