The Number

255

Two Hundred and Fifty-Five

In Base 11 Undecimal Is

21211

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

For more familiar numbers: See Two Hundred and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

252
20a11
Two Hundred and Fifty-Two in Base 11 Undecimal
253
21011
Two Hundred and Fifty-Three in Base 11 Undecimal
254
21111
Two Hundred and Fifty-Four in Base 11 Undecimal
256
21311
Two Hundred and Fifty-Six in Base 11 Undecimal
257
21411
Two Hundred and Fifty-Seven in Base 11 Undecimal
258
21511
Two Hundred and Fifty-Eight in Base 11 Undecimal

Scientific Notation

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

2.55e2

Reciprocal

A number multiplied with its reciprocal is one.

0.005246330765718511

The reciprocal of 255 in Base 11 Undecimal.

Palindrome?

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

The number 21211 is a palindrome.

Not A Prime Number

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

Two hundred and fifty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Two hundred and fifty-five 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 two hundred and fifty-five has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
17
1611
Seventeen in Base 11 Undecimal

Prime Factorization

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

3111 · 5111 · 16111 = 21211

Base Conversions

The number two hundred and fifty-five in 35 different bases