The Number
131209
One Hundred and Thirty-One Thousand Two Hundred and Nine
In Base 9 Nonary Is
2188779
The numbers with a 9 subscript use Base 9 Nonary notation.
For more familiar numbers: See One Hundred and Thirty-One Thousand Two Hundred and 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.
1.31209e5
Reciprocal
A number multiplied with its reciprocal is one.
0.00000404062443811071449
The reciprocal of 131209 in Base 9 Nonary.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 2188779 is not a palindrome.
Not A Prime Number
A prime number is a positive integer that is divisible only by itself and one.
One hundred and thirty-one thousand two hundred and nine is a composite number with 4 total factors (including 1 and itself). See primes in Base 9 Nonary
A Composite
Composites have more than just these two factors.
One hundred and thirty-one thousand two hundred and nine is a composite number with 4 total factors (including 1 and itself).
Prime Factors
The number one hundred and thirty-one thousand two hundred and nine has the following 2 prime factors:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
1491
·
1475491
= 2188779
Base Conversions
The number one hundred and thirty-one thousand two hundred and nine in 35 different bases