Base | Representation |
---|---|
bin | 10011100101011… |
… | …00101100010111 |
3 | 102110010112221022 |
4 | 21302230230113 |
5 | 314024111312 |
6 | 24145111355 |
7 | 4033254422 |
oct | 1162545427 |
9 | 373115838 |
10 | 164285207 |
11 | 848099a9 |
12 | 4702855b |
13 | 280610a8 |
14 | 17b669b9 |
15 | e652172 |
hex | 9cacb17 |
164285207 has 2 divisors, whose sum is σ = 164285208. Its totient is φ = 164285206.
The previous prime is 164285129. The next prime is 164285243. The reversal of 164285207 is 702582461.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 164285207 - 28 = 164284951 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (164285507) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82142603 + 82142604.
It is an arithmetic number, because the mean of its divisors is an integer number (82142604).
Almost surely, 2164285207 is an apocalyptic number.
164285207 is a deficient number, since it is larger than the sum of its proper divisors (1).
164285207 is an equidigital number, since it uses as much as digits as its factorization.
164285207 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 26880, while the sum is 35.
The square root of 164285207 is about 12817.3791002685. The cubic root of 164285207 is about 547.6874883137.
The spelling of 164285207 in words is "one hundred sixty-four million, two hundred eighty-five thousand, two hundred seven".
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