Base | Representation |
---|---|
bin | 10011100110111… |
… | …00101011011011 |
3 | 102110111112112212 |
4 | 21303130223123 |
5 | 314101404010 |
6 | 24153225335 |
7 | 4035033434 |
oct | 1163345333 |
9 | 373445485 |
10 | 164481755 |
11 | 84933639 |
12 | 4710224b |
13 | 280cc6a9 |
14 | 17bb848b |
15 | e690505 |
hex | 9cdcadb |
164481755 has 8 divisors (see below), whose sum is σ = 197618400. Its totient is φ = 131425216.
The previous prime is 164481743. The next prime is 164481781. The reversal of 164481755 is 557184461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 164481755 - 24 = 164481739 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15410 + ... + 23799.
It is an arithmetic number, because the mean of its divisors is an integer number (24702300).
Almost surely, 2164481755 is an apocalyptic number.
164481755 is a deficient number, since it is larger than the sum of its proper divisors (33136645).
164481755 is an equidigital number, since it uses as much as digits as its factorization.
164481755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40053.
The product of its digits is 134400, while the sum is 41.
The square root of 164481755 is about 12825.0440545052. The cubic root of 164481755 is about 547.9058159038.
The spelling of 164481755 in words is "one hundred sixty-four million, four hundred eighty-one thousand, seven hundred fifty-five".
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