Base | Representation |
---|---|
bin | 10011100100000… |
… | …11001100100010 |
3 | 102102210220210000 |
4 | 21302003030202 |
5 | 314003141414 |
6 | 24141320430 |
7 | 4031646033 |
oct | 1162031442 |
9 | 372726700 |
10 | 164115234 |
11 | 84703228 |
12 | 46b66116 |
13 | 2800190a |
14 | 17b20a8a |
15 | e61bb09 |
hex | 9c83322 |
164115234 has 80 divisors (see below), whose sum is σ = 384504120. Its totient is φ = 52254720.
The previous prime is 164115223. The next prime is 164115241. The reversal of 164115234 is 432511461.
It is a happy number.
164115234 is a `hidden beast` number, since 1 + 641 + 15 + 2 + 3 + 4 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 70509609 + 93605625 = 8397^2 + 9675^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 164115198 and 164115207.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 850242 + ... + 850434.
Almost surely, 2164115234 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 164115234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192252060).
164115234 is an abundant number, since it is smaller than the sum of its proper divisors (220388886).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164115234 is a wasteful number, since it uses less digits than its factorization.
164115234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 417 (or 408 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 164115234 is about 12810.7468166380. The cubic root of 164115234 is about 547.4985400599.
Adding to 164115234 its reverse (432511461), we get a palindrome (596626695).
The spelling of 164115234 in words is "one hundred sixty-four million, one hundred fifteen thousand, two hundred thirty-four".
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