The Number

1212

One Thousand Two Hundred and Twelve

In Base 11 Undecimal Is

a0211

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

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

Nearby Numbers

Positive, nonzero integers within three units

1209
9aa11
One Thousand Two Hundred and Nine in Base 11 Undecimal
1210
a0011
One Thousand Two Hundred and Ten in Base 11 Undecimal
1211
a0111
One Thousand Two Hundred and Eleven in Base 11 Undecimal
1213
a0311
One Thousand Two Hundred and Thirteen in Base 11 Undecimal
1214
a0411
One Thousand Two Hundred and Fourteen in Base 11 Undecimal
1215
a0511
One Thousand Two Hundred and Fifteen in Base 11 Undecimal

Scientific Notation

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

1.212e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0011097584390376a611

The reciprocal of 1212 in Base 11 Undecimal.

Palindrome?

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

The number a0211 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One thousand two hundred and twelve is a composite number with 12 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and twelve is a composite number with 12 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 one thousand two hundred and twelve has the following 3 prime factors:

2
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
101
9211
One Hundred and 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

2112 · 3111 · 92111 = a0211

Base Conversions

The number one thousand two hundred and twelve in 35 different bases