Base | Representation |
---|---|
bin | 10011110001100110… |
… | …001110111111010011 |
3 | 2000210210000101010211 |
4 | 103301212032333103 |
5 | 321441144413412 |
6 | 13430541104551 |
7 | 1351115142256 |
oct | 236146167723 |
9 | 60723011124 |
10 | 21233201107 |
11 | 9006652298 |
12 | 4146b58157 |
13 | 2005025131 |
14 | 1055db909d |
15 | 844163ca7 |
hex | 4f198efd3 |
21233201107 has 2 divisors, whose sum is σ = 21233201108. Its totient is φ = 21233201106.
The previous prime is 21233201071. The next prime is 21233201123. The reversal of 21233201107 is 70110233212.
It is a happy number.
Together with previous prime (21233201071) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 21233201107 - 27 = 21233200979 is a prime.
It is not a weakly prime, because it can be changed into another prime (21233201147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10616600553 + 10616600554.
It is an arithmetic number, because the mean of its divisors is an integer number (10616600554).
Almost surely, 221233201107 is an apocalyptic number.
21233201107 is a deficient number, since it is larger than the sum of its proper divisors (1).
21233201107 is an equidigital number, since it uses as much as digits as its factorization.
21233201107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 504, while the sum is 22.
Adding to 21233201107 its reverse (70110233212), we get a palindrome (91343434319).
The spelling of 21233201107 in words is "twenty-one billion, two hundred thirty-three million, two hundred one thousand, one hundred seven".
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