The Number

2123

Two Thousand One Hundred and Twenty-Three

In Base 11 Undecimal Is

166011

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Two Thousand One Hundred and Twenty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2120
165811
Two Thousand One Hundred and Twenty in Base 11 Undecimal
2121
165911
Two Thousand One Hundred and Twenty-One in Base 11 Undecimal
2122
165a11
Two Thousand One Hundred and Twenty-Two in Base 11 Undecimal
2124
166111
Two Thousand One Hundred and Twenty-Four in Base 11 Undecimal
2125
166211
Two Thousand One Hundred and Twenty-Five in Base 11 Undecimal
2126
166311
Two Thousand One Hundred and Twenty-Six in Base 11 Undecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

2.123e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000699508860501976311

The reciprocal of 2123 in Base 11 Undecimal.

Palindrome?

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

The number 166011 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 twenty-three is a composite number with 4 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 twenty-three is a composite number with 4 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 twenty-three has the following 2 prime factors:

11
1011
Eleven in Base 11 Undecimal
193
16611
One Hundred and Ninety-Three in Base 11 Undecimal

Prime Factorization

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

10111 · 166111 = 166011

Base Conversions

The number two thousand one hundred and twenty-three in 35 different bases