Base | Representation |
---|---|
bin | 111111001111011… |
… | …0100110111010111 |
3 | 12110212221021120121 |
4 | 1332132310313113 |
5 | 13321213310241 |
6 | 550322012411 |
7 | 103404534166 |
oct | 17636646727 |
9 | 5425837517 |
10 | 2122010071 |
11 | 999901635 |
12 | 4b27a7107 |
13 | 27a82617c |
14 | 161b793dd |
15 | c6463ad1 |
hex | 7e7b4dd7 |
2122010071 has 2 divisors, whose sum is σ = 2122010072. Its totient is φ = 2122010070.
The previous prime is 2122010029. The next prime is 2122010081. The reversal of 2122010071 is 1700102212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2122010071 - 27 = 2122009943 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2122010081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061005035 + 1061005036.
It is an arithmetic number, because the mean of its divisors is an integer number (1061005036).
Almost surely, 22122010071 is an apocalyptic number.
2122010071 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122010071 is an equidigital number, since it uses as much as digits as its factorization.
2122010071 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 56, while the sum is 16.
The square root of 2122010071 is about 46065.2805375155. The cubic root of 2122010071 is about 1285.0375358837.
Adding to 2122010071 its reverse (1700102212), we get a palindrome (3822112283).
The spelling of 2122010071 in words is "two billion, one hundred twenty-two million, ten thousand, seventy-one".
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