Base | Representation |
---|---|
bin | 101101111100111100011001… |
… | …010101001111011111101101 |
3 | 222111120120201020012100000212 |
4 | 231330330121111033133231 |
5 | 202442202011421042143 |
6 | 1553455302003032205 |
7 | 60366152104244351 |
oct | 5574743125173755 |
9 | 874516636170025 |
10 | 202100111112173 |
11 | 594391a2a9047a |
12 | 1a80043236b665 |
13 | 889cc60367321 |
14 | 37c99aa1b9461 |
15 | 185714ae03918 |
hex | b7cf1954f7ed |
202100111112173 has 2 divisors, whose sum is σ = 202100111112174. Its totient is φ = 202100111112172.
The previous prime is 202100111112143. The next prime is 202100111112199. The reversal of 202100111112173 is 371211111001202.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 138836190397129 + 63263920715044 = 11782877^2 + 7953862^2 .
It is a cyclic number.
It is not a de Polignac number, because 202100111112173 - 232 = 202095816144877 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202100111112113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101050055556086 + 101050055556087.
It is an arithmetic number, because the mean of its divisors is an integer number (101050055556087).
Almost surely, 2202100111112173 is an apocalyptic number.
It is an amenable number.
202100111112173 is a deficient number, since it is larger than the sum of its proper divisors (1).
202100111112173 is an equidigital number, since it uses as much as digits as its factorization.
202100111112173 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 168, while the sum is 23.
Adding to 202100111112173 its reverse (371211111001202), we get a palindrome (573311222113375).
The spelling of 202100111112173 in words is "two hundred two trillion, one hundred billion, one hundred eleven million, one hundred twelve thousand, one hundred seventy-three".
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