Base | Representation |
---|---|
bin | 10011000001011000… |
… | …11111100100111001 |
3 | 222100201002001220002 |
4 | 21200230133210321 |
5 | 131403311223001 |
6 | 4405203042345 |
7 | 511032234626 |
oct | 114054374471 |
9 | 28321061802 |
10 | 10212211001 |
11 | 4370588303 |
12 | 1b900703b5 |
13 | c6995b805 |
14 | 6cc40334d |
15 | 3eb82a46b |
hex | 260b1f939 |
10212211001 has 2 divisors, whose sum is σ = 10212211002. Its totient is φ = 10212211000.
The previous prime is 10212210961. The next prime is 10212211007. The reversal of 10212211001 is 10011221201.
10212211001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8608128400 + 1604082601 = 92780^2 + 40051^2 .
It is a cyclic number.
It is not a de Polignac number, because 10212211001 - 210 = 10212209977 is a prime.
It is not a weakly prime, because it can be changed into another prime (10212211007) by changing a digit.
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 as a sum of consecutive naturals, namely, 5106105500 + 5106105501.
It is an arithmetic number, because the mean of its divisors is an integer number (5106105501).
Almost surely, 210212211001 is an apocalyptic number.
It is an amenable number.
10212211001 is a deficient number, since it is larger than the sum of its proper divisors (1).
10212211001 is an equidigital number, since it uses as much as digits as its factorization.
10212211001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 10212211001 its reverse (10011221201), we get a palindrome (20223432202).
The spelling of 10212211001 in words is "ten billion, two hundred twelve million, two hundred eleven thousand, one".
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