Base | Representation |
---|---|
bin | 10011100110010… |
… | …11100111100000 |
3 | 102110100222200121 |
4 | 21303023213200 |
5 | 314042134442 |
6 | 24151530024 |
7 | 4034322622 |
oct | 1163134740 |
9 | 373328617 |
10 | 164411872 |
11 | 84896089 |
12 | 47089914 |
13 | 280a6941 |
14 | 17b9ac12 |
15 | e679967 |
hex | 9ccb9e0 |
164411872 has 12 divisors (see below), whose sum is σ = 323685936. Its totient is φ = 82205920.
The previous prime is 164411869. The next prime is 164411873. The reversal of 164411872 is 278114461.
It is a happy number.
164411872 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1644118723 (a number of 26 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164411873) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2568904 + ... + 2568967.
It is an arithmetic number, because the mean of its divisors is an integer number (26973828).
Almost surely, 2164411872 is an apocalyptic number.
It is an amenable number.
164411872 is a deficient number, since it is larger than the sum of its proper divisors (159274064).
164411872 is an equidigital number, since it uses as much as digits as its factorization.
164411872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5137881 (or 5137873 counting only the distinct ones).
The product of its digits is 10752, while the sum is 34.
The square root of 164411872 is about 12822.3192909863. The cubic root of 164411872 is about 547.8282090672.
The spelling of 164411872 in words is "one hundred sixty-four million, four hundred eleven thousand, eight hundred seventy-two".
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