Base | Representation |
---|---|
bin | 101111100101110101… |
… | …0101101111100100111 |
3 | 100202210120121221122211 |
4 | 1133023222231330213 |
5 | 3133302003032103 |
6 | 114541154504251 |
7 | 10245433021105 |
oct | 1371352557447 |
9 | 322716557584 |
10 | 102201220903 |
11 | 3a385a19a31 |
12 | 17982b95087 |
13 | 983987aa12 |
14 | 4d37538c75 |
15 | 29d25e836d |
hex | 17cbaadf27 |
102201220903 has 2 divisors, whose sum is σ = 102201220904. Its totient is φ = 102201220902.
The previous prime is 102201220861. The next prime is 102201220937. The reversal of 102201220903 is 309022102201.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102201220903 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102201220973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100610451 + 51100610452.
It is an arithmetic number, because the mean of its divisors is an integer number (51100610452).
Almost surely, 2102201220903 is an apocalyptic number.
102201220903 is a deficient number, since it is larger than the sum of its proper divisors (1).
102201220903 is an equidigital number, since it uses as much as digits as its factorization.
102201220903 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 22.
The spelling of 102201220903 in words is "one hundred two billion, two hundred one million, two hundred twenty thousand, nine hundred three".
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