The Number

2139

Two Thousand One Hundred and Thirty-Nine

In Base 11 Undecimal Is

167511

The numbers with a 11 subscript use Base 11 Undecimal 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

2136
167211
Two Thousand One Hundred and Thirty-Six in Base 11 Undecimal
2137
167311
Two Thousand One Hundred and Thirty-Seven in Base 11 Undecimal
2138
167411
Two Thousand One Hundred and Thirty-Eight in Base 11 Undecimal
2140
167611
Two Thousand One Hundred and Forty in Base 11 Undecimal
2141
167711
Two Thousand One Hundred and Forty-One in Base 11 Undecimal
2142
167811
Two Thousand One Hundred and Forty-Two in Base 11 Undecimal

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.

0.000693245922919528911

The reciprocal of 2139 in Base 11 Undecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 167511 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 11 Undecimal

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 prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number two thousand one hundred and thirty-nine has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
23
2111
Twenty-Three in Base 11 Undecimal
31
2911
Thirty-One in Base 11 Undecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3111 · 21111 · 29111 = 167511

Base Conversions

The number two thousand one hundred and thirty-nine in 35 different bases