The Number

1215

One Thousand Two Hundred and Fifteen

In Base 28 Octovigesimal Is

1fb28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1212
1f828
One Thousand Two Hundred and Twelve in Base 28 Octovigesimal
1213
1f928
One Thousand Two Hundred and Thirteen in Base 28 Octovigesimal
1214
1fa28
One Thousand Two Hundred and Fourteen in Base 28 Octovigesimal
1216
1fc28
One Thousand Two Hundred and Sixteen in Base 28 Octovigesimal
1217
1fd28
One Thousand Two Hundred and Seventeen in Base 28 Octovigesimal
1218
1fe28
One Thousand Two Hundred and Eightteen in Base 28 Octovigesimal

Scientific Notation

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

1.215e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00i1opeqlmbnj28

The reciprocal of 1215 in Base 28 Octovigesimal.

Palindrome?

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

The number 1fb28 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 fifteen is a composite number with 12 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and fifteen 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 fifteen has the following 2 prime factors:

3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal

Prime Factorization

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

3285 · 5281 = 1fb28

Base Conversions

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