The Number

280

Two Hundred and Eighty

In Base 12 Duodecimal Is

1b412

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

For more familiar numbers: See Two Hundred and Eighty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

277
1b112
Two Hundred and Seventy-Seven in Base 12 Duodecimal
278
1b212
Two Hundred and Seventy-Eight in Base 12 Duodecimal
279
1b312
Two Hundred and Seventy-Nine in Base 12 Duodecimal
281
1b512
Two Hundred and Eighty-One in Base 12 Duodecimal
282
1b612
Two Hundred and Eighty-Two in Base 12 Duodecimal
283
1b712
Two Hundred and Eighty-Three in Base 12 Duodecimal

Scientific Notation

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

2.80e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00620828ab7a766212

The reciprocal of 280 in Base 12 Duodecimal.

Palindrome?

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

The number 1b412 is not a palindrome.

Not A Prime Number

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

Two hundred and eighty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Two hundred and eighty is a composite number with 16 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 eighty has the following 3 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
7
712
Seven in Base 12 Duodecimal

Prime Factorization

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

2123 · 5121 · 7121 = 1b412

Base Conversions

The number two hundred and eighty in 35 different bases