Base | Representation |
---|---|
bin | 111111110100… |
… | …100001011101 |
3 | 1011110222112020 |
4 | 333310201131 |
5 | 13240331310 |
6 | 1354330353 |
7 | 262130052 |
oct | 77644135 |
9 | 34428466 |
10 | 16730205 |
11 | 9497718 |
12 | 57299b9 |
13 | 360a03b |
14 | 2317029 |
15 | 1707170 |
hex | ff485d |
16730205 has 16 divisors (see below), whose sum is σ = 26911680. Its totient is φ = 8875008.
The previous prime is 16730191. The next prime is 16730209. The reversal of 16730205 is 50203761.
It is not a de Polignac number, because 16730205 - 28 = 16729949 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16730209) 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, 6 + ... + 5784.
It is an arithmetic number, because the mean of its divisors is an integer number (1681980).
Almost surely, 216730205 is an apocalyptic number.
16730205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16730205 is a deficient number, since it is larger than the sum of its proper divisors (10181475).
16730205 is a wasteful number, since it uses less digits than its factorization.
16730205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5980.
The product of its (nonzero) digits is 1260, while the sum is 24.
The square root of 16730205 is about 4090.2573268683. The cubic root of 16730205 is about 255.7606660059.
Adding to 16730205 its reverse (50203761), we get a palindrome (66933966).
The spelling of 16730205 in words is "sixteen million, seven hundred thirty thousand, two hundred five".
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