The Number
1489
One Thousand Four Hundred and Eighty-Nine
In Base 7 Septenary Is
42257
The numbers with a 7 subscript use Base 7 Septenary notation.
For more familiar numbers: See One Thousand Four Hundred and Eighty-Nine in Base 10 Decimal
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
1.489e3
Reciprocal
A number multiplied with its reciprocal is one.
0.000142004101134430626247
The reciprocal of 1489 in Base 7 Septenary.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 42257 is not a palindrome.
A Prime Number
A prime number is a positive integer that is divisible only by itself and one.
One thousand four hundred and eighty-nine is the 237th prime number. See primes in Base 7 Septenary
Not A Composite
Composites have more than just these two factors.
One Thousand Four Hundred and Eighty-Nine is not a composite number because it has exactly two factors: One and One Thousand Four Hundred and Eighty-Nine
Prime Factors
The number one thousand four hundred and eighty-nine has the following 1 prime factor:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
422571
= 42257
Base Conversions
The number one thousand four hundred and eighty-nine in 35 different bases