Base | Representation |
---|---|
bin | 1011111101000101010… |
… | …1001011101111011000 |
3 | 201122002222011001100112 |
4 | 2333101111023233120 |
5 | 11331102104013133 |
6 | 234203112423452 |
7 | 20560252362023 |
oct | 2772125135730 |
9 | 648088131315 |
10 | 205375454168 |
11 | 7a1100a9505 |
12 | 339779a7b88 |
13 | 1649cba6aa1 |
14 | 9d23d981ba |
15 | 5520341648 |
hex | 2fd154bbd8 |
205375454168 has 16 divisors (see below), whose sum is σ = 385084865880. Its totient is φ = 102686156608.
The previous prime is 205375454161. The next prime is 205375454231. The reversal of 205375454168 is 861454573502.
205375454168 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205375454161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508196 + ... + 817932.
Almost surely, 2205375454168 is an apocalyptic number.
It is an amenable number.
205375454168 is a deficient number, since it is larger than the sum of its proper divisors (179709411712).
205375454168 is a wasteful number, since it uses less digits than its factorization.
205375454168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392626 (or 392622 counting only the distinct ones).
The product of its (nonzero) digits is 4032000, while the sum is 50.
The spelling of 205375454168 in words is "two hundred five billion, three hundred seventy-five million, four hundred fifty-four thousand, one hundred sixty-eight".
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