The Number

1221

One Thousand Two Hundred and Twenty-One

In Base 22 Duovigesimal Is

2bb22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1218
2b822
One Thousand Two Hundred and Eightteen in Base 22 Duovigesimal
1219
2b922
One Thousand Two Hundred and Nineteen in Base 22 Duovigesimal
1220
2ba22
One Thousand Two Hundred and Twenty in Base 22 Duovigesimal
1222
2bc22
One Thousand Two Hundred and Twenty-Two in Base 22 Duovigesimal
1223
2bd22
One Thousand Two Hundred and Twenty-Three in Base 22 Duovigesimal
1224
2be22
One Thousand Two Hundred and Twenty-Four in Base 22 Duovigesimal

Scientific Notation

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

1.221e3

Reciprocal

A number multiplied with its reciprocal is one.

0.008fii5382h0lhb22

The reciprocal of 1221 in Base 22 Duovigesimal.

Palindrome?

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

The number 2bb22 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 twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

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

3
322
Three in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal
37
1f22
Thirty-Seven in Base 22 Duovigesimal

Prime Factorization

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

3221 · b221 · 1f221 = 2bb22

Base Conversions

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