The Number

1255

One Thousand Two Hundred and Fifty-Five

Nearby Numbers

Positive, nonzero integers within three units

1252
One Thousand Two Hundred and Fifty-Two
1253
One Thousand Two Hundred and Fifty-Three
1254
One Thousand Two Hundred and Fifty-Four
1256
One Thousand Two Hundred and Fifty-Six
1257
One Thousand Two Hundred and Fifty-Seven
1258
One Thousand Two Hundred and Fifty-Eight

Scientific Notation

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

1.255e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0007968127490039841

The reciprocal of 1255.

Palindrome?

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

The number 1255 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 fifty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and fifty-five is a composite number with 4 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 fifty-five has the following 2 prime factors:

5
Five
251
Two Hundred and Fifty-One

Prime Factorization

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

51 · 2511 = 1255

Base Conversions

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