The Number
2139
Two Thousand One Hundred and Thirty-Nine
In Base 9 Nonary Is
28369
The numbers with a 9 subscript use Base 9 Nonary notation.
For more familiar numbers: See Two Thousand One Hundred and Thirty-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.
2.139e3
Reciprocal
A number multiplied with its reciprocal is one.
0.0003054062208664857259
The reciprocal of 2139 in Base 9 Nonary.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 28369 is not a palindrome.
Not A Prime Number
A prime number is a positive integer that is divisible only by itself and one.
Two thousand one hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself). See primes in Base 9 Nonary
A Composite
Composites have more than just these two factors.
Two thousand one hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).
Prime Factors
The number two thousand one hundred and thirty-nine has the following 3 prime factors:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
391
·
2591
·
3491
= 28369
Base Conversions
The number two thousand one hundred and thirty-nine in 35 different bases