Base | Representation |
---|---|
bin | 10011100101000… |
… | …11011000000001 |
3 | 102110001121120202 |
4 | 21302203120001 |
5 | 314021401131 |
6 | 24144214545 |
7 | 4033035230 |
oct | 1162433001 |
9 | 373047522 |
10 | 164247041 |
11 | 84793262 |
12 | 4700a455 |
13 | 280498ca |
14 | 17b56b17 |
15 | e645bcb |
hex | 9ca3601 |
164247041 has 4 divisors (see below), whose sum is σ = 187710912. Its totient is φ = 140783172.
The previous prime is 164247037. The next prime is 164247049. The reversal of 164247041 is 140742461.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 164247041 - 22 = 164247037 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 164246995 and 164247013.
It is not an unprimeable number, because it can be changed into a prime (164247049) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 11731925 + ... + 11731938.
It is an arithmetic number, because the mean of its divisors is an integer number (46927728).
Almost surely, 2164247041 is an apocalyptic number.
It is an amenable number.
164247041 is a deficient number, since it is larger than the sum of its proper divisors (23463871).
164247041 is an equidigital number, since it uses as much as digits as its factorization.
164247041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23463870.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 164247041 is about 12815.8901758715. The cubic root of 164247041 is about 547.6450729314.
The spelling of 164247041 in words is "one hundred sixty-four million, two hundred forty-seven thousand, forty-one".
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