Base | Representation |
---|---|
bin | 1011000110010000010111… |
… | …1010000101110000110011 |
3 | 1121012111202102010220112002 |
4 | 2301210011322011300303 |
5 | 3044404400401430341 |
6 | 41541322400124215 |
7 | 2366400304620542 |
oct | 261440572056063 |
9 | 47174672126462 |
10 | 12202101201971 |
11 | 398497802515a |
12 | 1450a2300666b |
13 | 6a686512aa25 |
14 | 302828b80159 |
15 | 162610a9829b |
hex | b1905e85c33 |
12202101201971 has 2 divisors, whose sum is σ = 12202101201972. Its totient is φ = 12202101201970.
The previous prime is 12202101201949. The next prime is 12202101202063. The reversal of 12202101201971 is 17910210120221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12202101201971 - 218 = 12202100939827 is a prime.
It is not a weakly prime, because it can be changed into another prime (12202101201271) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101050600985 + 6101050600986.
It is an arithmetic number, because the mean of its divisors is an integer number (6101050600986).
Almost surely, 212202101201971 is an apocalyptic number.
12202101201971 is a deficient number, since it is larger than the sum of its proper divisors (1).
12202101201971 is an equidigital number, since it uses as much as digits as its factorization.
12202101201971 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1008, while the sum is 29.
The spelling of 12202101201971 in words is "twelve trillion, two hundred two billion, one hundred one million, two hundred one thousand, nine hundred seventy-one".
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