The Number

1243

One Thousand Two Hundred and Forty-Three

In Base 12 Duodecimal Is

87712

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See One Thousand Two Hundred and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1240
87412
One Thousand Two Hundred and Forty in Base 12 Duodecimal
1241
87512
One Thousand Two Hundred and Forty-One in Base 12 Duodecimal
1242
87612
One Thousand Two Hundred and Forty-Two in Base 12 Duodecimal
1244
87812
One Thousand Two Hundred and Forty-Four in Base 12 Duodecimal
1245
87912
One Thousand Two Hundred and Forty-Five in Base 12 Duodecimal
1246
87a12
One Thousand Two Hundred and Forty-Six in Base 12 Duodecimal

Scientific Notation

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

1.243e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0014822a6337539ba912

The reciprocal of 1243 in Base 12 Duodecimal.

Palindrome?

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

The number 87712 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 forty-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

One thousand two hundred and forty-three 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 forty-three has the following 2 prime factors:

11
b12
Eleven in Base 12 Duodecimal
113
9512
One Hundred and Thirteen in Base 12 Duodecimal

Prime Factorization

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

b121 · 95121 = 87712

Base Conversions

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