Base | Representation |
---|---|
bin | 10011100011011… |
… | …10101100110100 |
3 | 102102122122121202 |
4 | 21301232230310 |
5 | 313443000114 |
6 | 24135432032 |
7 | 4031146214 |
oct | 1161565464 |
9 | 372578552 |
10 | 164031284 |
11 | 8465614a |
12 | 46b25618 |
13 | 27ca2641 |
14 | 17adc244 |
15 | e601cde |
hex | 9c6eb34 |
164031284 has 6 divisors (see below), whose sum is σ = 287054754. Its totient is φ = 82015640.
The previous prime is 164031271. The next prime is 164031289. The reversal of 164031284 is 482130461.
It can be written as a sum of positive squares in only one way, i.e., 143328784 + 20702500 = 11972^2 + 4550^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164031289) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20503907 + ... + 20503914.
It is an arithmetic number, because the mean of its divisors is an integer number (47842459).
Almost surely, 2164031284 is an apocalyptic number.
It is an amenable number.
164031284 is a deficient number, since it is larger than the sum of its proper divisors (123023470).
164031284 is a wasteful number, since it uses less digits than its factorization.
164031284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41007825 (or 41007823 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 164031284 is about 12807.4698516139. The cubic root of 164031284 is about 547.4051700121.
The spelling of 164031284 in words is "one hundred sixty-four million, thirty-one thousand, two hundred eighty-four".
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