Base | Representation |
---|---|
bin | 10001101000111101011… |
… | …010000010001000000001 |
3 | 11021212221001212210111202 |
4 | 101220331122002020001 |
5 | 124330102004341342 |
6 | 2324514304550545 |
7 | 153402501410261 |
oct | 21507532021001 |
9 | 4255831783452 |
10 | 1212211012097 |
11 | 428106572228 |
12 | 176b27022455 |
13 | 8a407390c57 |
14 | 429581937a1 |
15 | 217ebc3d332 |
hex | 11a3d682201 |
1212211012097 has 2 divisors, whose sum is σ = 1212211012098. Its totient is φ = 1212211012096.
The previous prime is 1212211012037. The next prime is 1212211012151. The reversal of 1212211012097 is 7902101122121.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1113449150401 + 98761861696 = 1055201^2 + 314264^2 .
It is a cyclic number.
It is not a de Polignac number, because 1212211012097 - 228 = 1211942576641 is a prime.
It is not a weakly prime, because it can be changed into another prime (1212211012037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606105506048 + 606105506049.
It is an arithmetic number, because the mean of its divisors is an integer number (606105506049).
Almost surely, 21212211012097 is an apocalyptic number.
It is an amenable number.
1212211012097 is a deficient number, since it is larger than the sum of its proper divisors (1).
1212211012097 is an equidigital number, since it uses as much as digits as its factorization.
1212211012097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 29.
The spelling of 1212211012097 in words is "one trillion, two hundred twelve billion, two hundred eleven million, twelve thousand, ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.114 sec. • engine limits •