The Number

280

Two Hundred and Eighty

In Base 28 Octovigesimal Is

a028

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

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

Nearby Numbers

Positive, nonzero integers within three units

277
9p28
Two Hundred and Seventy-Seven in Base 28 Octovigesimal
278
9q28
Two Hundred and Seventy-Eight in Base 28 Octovigesimal
279
9r28
Two Hundred and Seventy-Nine in Base 28 Octovigesimal
281
a128
Two Hundred and Eighty-One in Base 28 Octovigesimal
282
a228
Two Hundred and Eighty-Two in Base 28 Octovigesimal
283
a328
Two Hundred and Eighty-Three in Base 28 Octovigesimal

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.

0.02mb5gmb5gmb428

The reciprocal of 280 in Base 28 Octovigesimal.

Palindrome?

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

The number a028 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 28 Octovigesimal

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
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
7
728
Seven in Base 28 Octovigesimal

Prime Factorization

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

2283 · 5281 · 7281 = a028

Base Conversions

The number two hundred and eighty in 35 different bases