Base | Representation |
---|---|
bin | 11000011110101… |
… | …10110001000001 |
3 | 112022101221222200 |
4 | 30033112301001 |
5 | 410032231001 |
6 | 32213223413 |
7 | 5042314611 |
oct | 1417266101 |
9 | 468357880 |
10 | 205352001 |
11 | a5a08aa8 |
12 | 58931b69 |
13 | 3370c37a |
14 | 1d3b6a41 |
15 | 13065086 |
hex | c3d6c41 |
205352001 has 12 divisors (see below), whose sum is σ = 296774400. Its totient is φ = 136829880.
The previous prime is 205351999. The next prime is 205352033. The reversal of 205352001 is 100253502.
It is a happy number.
It is not a de Polignac number, because 205352001 - 21 = 205351999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (205352041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16836 + ... + 26346.
It is an arithmetic number, because the mean of its divisors is an integer number (24731200).
Almost surely, 2205352001 is an apocalyptic number.
It is an amenable number.
205352001 is a deficient number, since it is larger than the sum of its proper divisors (91422399).
205352001 is a wasteful number, since it uses less digits than its factorization.
205352001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11916 (or 11913 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 205352001 is about 14330.1081991728. The cubic root of 205352001 is about 589.9741451851.
The spelling of 205352001 in words is "two hundred five million, three hundred fifty-two thousand, one".
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