Base | Representation |
---|---|
bin | 11000100111010… |
… | …10111011001001 |
3 | 112101112102121220 |
4 | 30103222323021 |
5 | 410324430040 |
6 | 32253352253 |
7 | 5055035451 |
oct | 1423527311 |
9 | 471472556 |
10 | 206483145 |
11 | a6610930 |
12 | 59198689 |
13 | 33a1719b |
14 | 1d5ccd61 |
15 | 131da2d0 |
hex | c4eaec9 |
206483145 has 32 divisors (see below), whose sum is σ = 361445760. Its totient is φ = 99824640.
The previous prime is 206483131. The next prime is 206483149. The reversal of 206483145 is 541384602.
It is not a de Polignac number, because 206483145 - 24 = 206483129 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (206483149) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62577 + ... + 65793.
It is an arithmetic number, because the mean of its divisors is an integer number (11295180).
Almost surely, 2206483145 is an apocalyptic number.
It is an amenable number.
206483145 is a deficient number, since it is larger than the sum of its proper divisors (154962615).
206483145 is a wasteful number, since it uses less digits than its factorization.
206483145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3625.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 206483145 is about 14369.5213907771. The cubic root of 206483145 is about 591.0554172284.
The spelling of 206483145 in words is "two hundred six million, four hundred eighty-three thousand, one hundred forty-five".
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