Base | Representation |
---|---|
bin | 1011111011101100000… |
… | …0111000000110111100 |
3 | 201121010212121102212102 |
4 | 2332323000320012330 |
5 | 11324320231011444 |
6 | 234102015324232 |
7 | 20545055010410 |
oct | 2767300700674 |
9 | 647125542772 |
10 | 205001032124 |
11 | 79a388136a9 |
12 | 33892520678 |
13 | 1644044c795 |
14 | 9cca370d40 |
15 | 54ec53184e |
hex | 2fbb0381bc |
205001032124 has 24 divisors (see below), whose sum is σ = 410175120768. Its totient is φ = 87820501680.
The previous prime is 205001032111. The next prime is 205001032139. The reversal of 205001032124 is 421230100502.
It is a junction number, because it is equal to n+sod(n) for n = 205001032096 and 205001032105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1477574 + ... + 1610349.
It is an arithmetic number, because the mean of its divisors is an integer number (17090630032).
Almost surely, 2205001032124 is an apocalyptic number.
It is an amenable number.
205001032124 is an abundant number, since it is smaller than the sum of its proper divisors (205174088644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205001032124 is a wasteful number, since it uses less digits than its factorization.
205001032124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3090305 (or 3090303 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
Adding to 205001032124 its reverse (421230100502), we get a palindrome (626231132626).
The spelling of 205001032124 in words is "two hundred five billion, one million, thirty-two thousand, one hundred twenty-four".
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