The Number

1221

One Thousand Two Hundred and Twenty-One

In Base 25 Pentavigesimal Is

1nl25

The numbers with a 25 subscript use Base 25 Pentavigesimal 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
1ni25
One Thousand Two Hundred and Eightteen in Base 25 Pentavigesimal
1219
1nj25
One Thousand Two Hundred and Nineteen in Base 25 Pentavigesimal
1220
1nk25
One Thousand Two Hundred and Twenty in Base 25 Pentavigesimal
1222
1nm25
One Thousand Two Hundred and Twenty-Two in Base 25 Pentavigesimal
1223
1nn25
One Thousand Two Hundred and Twenty-Three in Base 25 Pentavigesimal
1224
1no25
One Thousand Two Hundred and Twenty-Four in Base 25 Pentavigesimal

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.

0.00cjn1979jgmk925

The reciprocal of 1221 in Base 25 Pentavigesimal.

Palindrome?

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

The number 1nl25 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 25 Pentavigesimal

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
325
Three in Base 25 Pentavigesimal
11
b25
Eleven in Base 25 Pentavigesimal
37
1c25
Thirty-Seven in Base 25 Pentavigesimal

Prime Factorization

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

3251 · b251 · 1c251 = 1nl25

Base Conversions

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