Base | Representation |
---|---|
bin | 10011100100110… |
… | …01010111000100 |
3 | 102102222112022110 |
4 | 21302121113010 |
5 | 314014043040 |
6 | 24143301020 |
7 | 4032504516 |
oct | 1162312704 |
9 | 372875273 |
10 | 164206020 |
11 | 84765460 |
12 | 46baa770 |
13 | 28034034 |
14 | 17b45bb6 |
15 | e638980 |
hex | 9c995c4 |
164206020 has 48 divisors (see below), whose sum is σ = 501576768. Its totient is φ = 39807360.
The previous prime is 164206013. The next prime is 164206057. The reversal of 164206020 is 20602461.
It is a happy number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 123739 + ... + 125058.
It is an arithmetic number, because the mean of its divisors is an integer number (10449516).
Almost surely, 2164206020 is an apocalyptic number.
164206020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
164206020 is an abundant number, since it is smaller than the sum of its proper divisors (337370748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164206020 is a wasteful number, since it uses less digits than its factorization.
164206020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248820 (or 248818 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 164206020 is about 12814.2896798847. The cubic root of 164206020 is about 547.5994773479.
Adding to 164206020 its reverse (20602461), we get a palindrome (184808481).
The spelling of 164206020 in words is "one hundred sixty-four million, two hundred six thousand, twenty".
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