The Number

1221

One Thousand Two Hundred and Twenty-One

In Base 19 Nonadecimal Is

37519

The numbers with a 19 subscript use Base 19 Nonadecimal 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
37219
One Thousand Two Hundred and Eightteen in Base 19 Nonadecimal
1219
37319
One Thousand Two Hundred and Nineteen in Base 19 Nonadecimal
1220
37419
One Thousand Two Hundred and Twenty in Base 19 Nonadecimal
1222
37619
One Thousand Two Hundred and Twenty-Two in Base 19 Nonadecimal
1223
37719
One Thousand Two Hundred and Twenty-Three in Base 19 Nonadecimal
1224
37819
One Thousand Two Hundred and Twenty-Four in Base 19 Nonadecimal

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.

0.005bdhbd0e94h8219

The reciprocal of 1221 in Base 19 Nonadecimal.

Palindrome?

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

The number 37519 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 19 Nonadecimal

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
319
Three in Base 19 Nonadecimal
11
b19
Eleven in Base 19 Nonadecimal
37
1i19
Thirty-Seven in Base 19 Nonadecimal

Prime Factorization

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

3191 · b191 · 1i191 = 37519

Base Conversions

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