Base | Representation |
---|---|
bin | 1011000101111010010… |
… | …0000011100011110101 |
3 | 200012212210210122012001 |
4 | 2301132210003203311 |
5 | 11110234124233333 |
6 | 223313330455301 |
7 | 16524244243435 |
oct | 2613644034365 |
9 | 605783718161 |
10 | 190565071093 |
11 | 739000184a1 |
12 | 30b23a34531 |
13 | 14c7c71acc7 |
14 | 931b0122c5 |
15 | 4e54ed4b7d |
hex | 2c5e9038f5 |
190565071093 has 4 divisors (see below), whose sum is σ = 190566904108. Its totient is φ = 190563238080.
The previous prime is 190565071091. The next prime is 190565071097. The reversal of 190565071093 is 390170565091.
190565071093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 28946598769 + 161618472324 = 170137^2 + 402018^2 .
It is a cyclic number.
It is not a de Polignac number, because 190565071093 - 21 = 190565071091 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190565071091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750546 + ... + 971827.
It is an arithmetic number, because the mean of its divisors is an integer number (47641726027).
Almost surely, 2190565071093 is an apocalyptic number.
It is an amenable number.
190565071093 is a deficient number, since it is larger than the sum of its proper divisors (1833015).
190565071093 is a wasteful number, since it uses less digits than its factorization.
190565071093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1833014.
The product of its (nonzero) digits is 255150, while the sum is 46.
The spelling of 190565071093 in words is "one hundred ninety billion, five hundred sixty-five million, seventy-one thousand, ninety-three".
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