Base | Representation |
---|---|
bin | 11000011111101… |
… | …00100111110101 |
3 | 112022122011202000 |
4 | 30033310213311 |
5 | 410100134133 |
6 | 32220005513 |
7 | 5043334263 |
oct | 1417644765 |
9 | 468564660 |
10 | 205474293 |
11 | a5a91972 |
12 | 58990899 |
13 | 33752c2b |
14 | 1d409433 |
15 | 1308b413 |
hex | c3f49f5 |
205474293 has 24 divisors (see below), whose sum is σ = 314582400. Its totient is φ = 132547320.
The previous prime is 205474267. The next prime is 205474319. The reversal of 205474293 is 392474502.
205474293 is a `hidden beast` number, since 20 + 547 + 4 + 2 + 93 = 666.
It is an interprime number because it is at equal distance from previous prime (205474267) and next prime (205474319).
It is not a de Polignac number, because 205474293 - 25 = 205474261 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205404293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21988 + ... + 29906.
It is an arithmetic number, because the mean of its divisors is an integer number (13107600).
Almost surely, 2205474293 is an apocalyptic number.
It is an amenable number.
205474293 is a deficient number, since it is larger than the sum of its proper divisors (109108107).
205474293 is an equidigital number, since it uses as much as digits as its factorization.
205474293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7990 (or 7953 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The square root of 205474293 is about 14334.3745241988. The cubic root of 205474293 is about 590.0912364891.
The spelling of 205474293 in words is "two hundred five million, four hundred seventy-four thousand, two hundred ninety-three".
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