Base | Representation |
---|---|
bin | 101111001000011000… |
… | …1110011100001010001 |
3 | 100200020201112110022122 |
4 | 1132100301303201101 |
5 | 3124241041113433 |
6 | 114255142344025 |
7 | 10212105125531 |
oct | 1362061634121 |
9 | 320221473278 |
10 | 101213222993 |
11 | 39a19253533 |
12 | 1774812b015 |
13 | 970cc8377c |
14 | 4c822334c1 |
15 | 29759d8198 |
hex | 1790c73851 |
101213222993 has 2 divisors, whose sum is σ = 101213222994. Its totient is φ = 101213222992.
The previous prime is 101213222939. The next prime is 101213223029. The reversal of 101213222993 is 399222312101.
Together with previous prime (101213222939) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 69004459969 + 32208763024 = 262687^2 + 179468^2 .
It is a cyclic number.
It is not a de Polignac number, because 101213222993 - 220 = 101212174417 is a prime.
It is not a weakly prime, because it can be changed into another prime (101213222293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606611496 + 50606611497.
It is an arithmetic number, because the mean of its divisors is an integer number (50606611497).
Almost surely, 2101213222993 is an apocalyptic number.
It is an amenable number.
101213222993 is a deficient number, since it is larger than the sum of its proper divisors (1).
101213222993 is an equidigital number, since it uses as much as digits as its factorization.
101213222993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 11664, while the sum is 35.
The spelling of 101213222993 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-two thousand, nine hundred ninety-three".
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