Base | Representation |
---|---|
bin | 1011111101000111011… |
… | …0111010101010111110 |
3 | 201122010120210022122101 |
4 | 2333101312322222332 |
5 | 11331111340002100 |
6 | 234204030135314 |
7 | 20560420502224 |
oct | 2772166725276 |
9 | 648116708571 |
10 | 205384297150 |
11 | 7a11509935a |
12 | 3397a95153a |
13 | 164a1981b16 |
14 | 9d2521ab14 |
15 | 5520edb86a |
hex | 2fd1dbaabe |
205384297150 has 96 divisors (see below), whose sum is σ = 430946703360. Its totient is φ = 72433595520.
The previous prime is 205384297133. The next prime is 205384297159. The reversal of 205384297150 is 51792483502.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a self number, because there is not a number n which added to its sum of digits gives 205384297150.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205384297159) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 681427 + ... + 935473.
It is an arithmetic number, because the mean of its divisors is an integer number (4489028160).
Almost surely, 2205384297150 is an apocalyptic number.
205384297150 is an abundant number, since it is smaller than the sum of its proper divisors (225562406210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205384297150 is a wasteful number, since it uses less digits than its factorization.
205384297150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254138 (or 254133 counting only the distinct ones).
The product of its (nonzero) digits is 604800, while the sum is 46.
The spelling of 205384297150 in words is "two hundred five billion, three hundred eighty-four million, two hundred ninety-seven thousand, one hundred fifty".
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