Base | Representation |
---|---|
bin | 11000100111111… |
… | …00010100101101 |
3 | 112101200001101110 |
4 | 30103330110231 |
5 | 410334220123 |
6 | 32255102233 |
7 | 5055453312 |
oct | 1423742455 |
9 | 471601343 |
10 | 206554413 |
11 | a665a42a |
12 | 59211979 |
13 | 33a40760 |
14 | 1d60ad09 |
15 | 13201493 |
hex | c4fc52d |
206554413 has 16 divisors (see below), whose sum is σ = 303490880. Its totient is φ = 124153344.
The previous prime is 206554399. The next prime is 206554429. The reversal of 206554413 is 314455602.
It is not a de Polignac number, because 206554413 - 26 = 206554349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206554483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59908 + ... + 63261.
It is an arithmetic number, because the mean of its divisors is an integer number (18968180).
Almost surely, 2206554413 is an apocalyptic number.
It is an amenable number.
206554413 is a deficient number, since it is larger than the sum of its proper divisors (96936467).
206554413 is a wasteful number, since it uses less digits than its factorization.
206554413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123228.
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 206554413 is about 14372.0010089062. The cubic root of 206554413 is about 591.1234106588.
The spelling of 206554413 in words is "two hundred six million, five hundred fifty-four thousand, four hundred thirteen".
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