The Number

280

Two Hundred and Eighty

In Base 19 Nonadecimal Is

ee19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

277
eb19
Two Hundred and Seventy-Seven in Base 19 Nonadecimal
278
ec19
Two Hundred and Seventy-Eight in Base 19 Nonadecimal
279
ed19
Two Hundred and Seventy-Nine in Base 19 Nonadecimal
281
ef19
Two Hundred and Eighty-One in Base 19 Nonadecimal
282
eg19
Two Hundred and Eighty-Two in Base 19 Nonadecimal
283
eh19
Two Hundred and Eighty-Three in Base 19 Nonadecimal

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.

0.0159840159840119

The reciprocal of 280 in Base 19 Nonadecimal.

Palindrome?

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

The number ee19 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 eighty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

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
219
Two in Base 19 Nonadecimal
5
519
Five in Base 19 Nonadecimal
7
719
Seven in Base 19 Nonadecimal

Prime Factorization

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

2193 · 5191 · 7191 = ee19

Base Conversions

The number two hundred and eighty in 35 different bases