Base | Representation |
---|---|
bin | 1011111111101110000… |
… | …1111111100001110011 |
3 | 201200221022101020000221 |
4 | 2333323201333201303 |
5 | 11334024331030331 |
6 | 234401243353511 |
7 | 20613640315453 |
oct | 2777341774163 |
9 | 650838336027 |
10 | 206083455091 |
11 | 7a443813038 |
12 | 33b34b22897 |
13 | 16583787b47 |
14 | 9d90015d63 |
15 | 5562594711 |
hex | 2ffb87f873 |
206083455091 has 2 divisors, whose sum is σ = 206083455092. Its totient is φ = 206083455090.
The previous prime is 206083455047. The next prime is 206083455101. The reversal of 206083455091 is 190554380602.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 206083455091 - 27 = 206083454963 is a prime.
It is not a weakly prime, because it can be changed into another prime (206083459091) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103041727545 + 103041727546.
It is an arithmetic number, because the mean of its divisors is an integer number (103041727546).
Almost surely, 2206083455091 is an apocalyptic number.
206083455091 is a deficient number, since it is larger than the sum of its proper divisors (1).
206083455091 is an equidigital number, since it uses as much as digits as its factorization.
206083455091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 259200, while the sum is 43.
The spelling of 206083455091 in words is "two hundred six billion, eighty-three million, four hundred fifty-five thousand, ninety-one".
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