Base | Representation |
---|---|
bin | 11101000111000011111… |
… | …00101111110111011011 |
3 | 10112121202021102201101001 |
4 | 32203201330233313123 |
5 | 112341424120222341 |
6 | 2043255102405431 |
7 | 132156315004615 |
oct | 16434174576733 |
9 | 3477667381331 |
10 | 1000223210971 |
11 | 356212a21676 |
12 | 141a24890877 |
13 | 734225bb93a |
14 | 365a7d4bdb5 |
15 | 1b041157d31 |
hex | e8e1f2fddb |
1000223210971 has 2 divisors, whose sum is σ = 1000223210972. Its totient is φ = 1000223210970.
The previous prime is 1000223210957. The next prime is 1000223211019. The reversal of 1000223210971 is 1790123220001.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1000223210971 - 231 = 998075727323 is a prime.
It is not a weakly prime, because it can be changed into another prime (1000223210671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500111605485 + 500111605486.
It is an arithmetic number, because the mean of its divisors is an integer number (500111605486).
Almost surely, 21000223210971 is an apocalyptic number.
1000223210971 is a deficient number, since it is larger than the sum of its proper divisors (1).
1000223210971 is an equidigital number, since it uses as much as digits as its factorization.
1000223210971 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 28.
Adding to 1000223210971 its reverse (1790123220001), we get a palindrome (2790346430972).
The spelling of 1000223210971 in words is "one trillion, two hundred twenty-three million, two hundred ten thousand, nine hundred seventy-one".
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