The Number

2121

Two Thousand One Hundred and Twenty-One

In Base 13 Tridecimal Is

c7213

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2118
c6c13
Two Thousand One Hundred and Eightteen in Base 13 Tridecimal
2119
c7013
Two Thousand One Hundred and Nineteen in Base 13 Tridecimal
2120
c7113
Two Thousand One Hundred and Twenty in Base 13 Tridecimal
2122
c7313
Two Thousand One Hundred and Twenty-Two in Base 13 Tridecimal
2123
c7413
Two Thousand One Hundred and Twenty-Three in Base 13 Tridecimal
2124
c7513
Two Thousand One Hundred and Twenty-Four in Base 13 Tridecimal

Scientific Notation

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

2.121e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001060952c745c08613

The reciprocal of 2121 in Base 13 Tridecimal.

Palindrome?

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

The number c7213 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-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and twenty-one 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 twenty-one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
101
7a13
One Hundred and One in Base 13 Tridecimal

Prime Factorization

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

3131 · 7131 · 7a131 = c7213

Base Conversions

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