Base | Representation |
---|---|
bin | 10011101000111… |
… | …10101010111101 |
3 | 102111000021100012 |
4 | 21310132222331 |
5 | 314134031221 |
6 | 24203113005 |
7 | 4040240465 |
oct | 1164365275 |
9 | 374007305 |
10 | 164752061 |
11 | 84aa8731 |
12 | 47212765 |
13 | 28195736 |
14 | 17c48ba5 |
15 | e6e565b |
hex | 9d1eabd |
164752061 has 4 divisors (see below), whose sum is σ = 168257472. Its totient is φ = 161246652.
The previous prime is 164752001. The next prime is 164752069. The reversal of 164752061 is 160257461.
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 a de Polignac number, because none of the positive numbers 2k-164752061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164752069) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1752635 + ... + 1752728.
It is an arithmetic number, because the mean of its divisors is an integer number (42064368).
Almost surely, 2164752061 is an apocalyptic number.
It is an amenable number.
164752061 is a deficient number, since it is larger than the sum of its proper divisors (3505411).
164752061 is an equidigital number, since it uses as much as digits as its factorization.
164752061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3505410.
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 164752061 is about 12835.5779379037. The cubic root of 164752061 is about 548.2057907633.
The spelling of 164752061 in words is "one hundred sixty-four million, seven hundred fifty-two thousand, sixty-one".
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