Base | Representation |
---|---|
bin | 11000011111001… |
… | …01100010110001 |
3 | 112022112001000110 |
4 | 30033211202301 |
5 | 410041200104 |
6 | 32214411533 |
7 | 5042656230 |
oct | 1417454261 |
9 | 468461013 |
10 | 205412529 |
11 | a5a4a523 |
12 | 58960ba9 |
13 | 33730a9a |
14 | 1d3d0b17 |
15 | 13077e89 |
hex | c3e58b1 |
205412529 has 8 divisors (see below), whose sum is σ = 313009600. Its totient is φ = 117378576.
The previous prime is 205412507. The next prime is 205412551. The reversal of 205412529 is 925214502.
205412529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (205412507) and next prime (205412551).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 205412529 - 215 = 205379761 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 205412496 and 205412505.
It is not an unprimeable number, because it can be changed into a prime (205412579) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4890754 + ... + 4890795.
It is an arithmetic number, because the mean of its divisors is an integer number (39126200).
Almost surely, 2205412529 is an apocalyptic number.
It is an amenable number.
205412529 is a deficient number, since it is larger than the sum of its proper divisors (107597071).
205412529 is an equidigital number, since it uses as much as digits as its factorization.
205412529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9781559.
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 205412529 is about 14332.2199606342. The cubic root of 205412529 is about 590.0321049273.
The spelling of 205412529 in words is "two hundred five million, four hundred twelve thousand, five hundred twenty-nine".
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