Base | Representation |
---|---|
bin | 1100110011000111101 |
3 | 210022021221 |
4 | 1212120331 |
5 | 101410024 |
6 | 12553341 |
7 | 3364465 |
oct | 1463075 |
9 | 708257 |
10 | 419389 |
11 | 267103 |
12 | 182851 |
13 | 118b79 |
14 | acba5 |
15 | 843e4 |
hex | 6663d |
419389 has 8 divisors (see below), whose sum is σ = 439992. Its totient is φ = 399360.
The previous prime is 419383. The next prime is 419401. The reversal of 419389 is 983914.
It can be written as a sum of positive squares in 4 ways, for example, as 3364 + 416025 = 58^2 + 645^2 .
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 419389 - 27 = 419261 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 (419383) 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 7 ways as a sum of consecutive naturals, for example, 2077 + ... + 2269.
It is an arithmetic number, because the mean of its divisors is an integer number (54999).
2419389 is an apocalyptic number.
It is an amenable number.
419389 is a deficient number, since it is larger than the sum of its proper divisors (20603).
419389 is a wasteful number, since it uses less digits than its factorization.
419389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287.
The product of its digits is 7776, while the sum is 34.
The square root of 419389 is about 647.6025015393. The cubic root of 419389 is about 74.8523911605.
It can be divided in two parts, 419 and 389, that added together give a palindrome (808).
The spelling of 419389 in words is "four hundred nineteen thousand, three hundred eighty-nine".
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