Base | Representation |
---|---|
bin | 10011100011110… |
… | …01001001010001 |
3 | 102102201211022020 |
4 | 21301321021101 |
5 | 314000332230 |
6 | 24140402053 |
7 | 4031415021 |
oct | 1161711121 |
9 | 372654266 |
10 | 164074065 |
11 | 84685301 |
12 | 46b46329 |
13 | 27cb8c5c |
14 | 17b0da81 |
15 | e60e810 |
hex | 9c79251 |
164074065 has 32 divisors (see below), whose sum is σ = 275616000. Its totient is φ = 83187456.
The previous prime is 164074037. The next prime is 164074069. The reversal of 164074065 is 560470461.
It is not a de Polignac number, because 164074065 - 211 = 164072017 is a prime.
It is not an unprimeable number, because it can be changed into a prime (164074069) 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 31 ways as a sum of consecutive naturals, for example, 58311 + ... + 61059.
It is an arithmetic number, because the mean of its divisors is an integer number (8613000).
Almost surely, 2164074065 is an apocalyptic number.
164074065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
164074065 is a deficient number, since it is larger than the sum of its proper divisors (111541935).
164074065 is a wasteful number, since it uses less digits than its factorization.
164074065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2953.
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 164074065 is about 12809.1399008677. The cubic root of 164074065 is about 547.4527554571.
Multiplying 164074065 by its sum of digits (33), we get a palindrome (5414444145).
The spelling of 164074065 in words is "one hundred sixty-four million, seventy-four thousand, sixty-five".
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