The Number

1280

One Thousand Two Hundred and Eighty

In Base 9 Nonary Is

16729

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1277
16689
One Thousand Two Hundred and Seventy-Seven in Base 9 Nonary
1278
16709
One Thousand Two Hundred and Seventy-Eight in Base 9 Nonary
1279
16719
One Thousand Two Hundred and Seventy-Nine in Base 9 Nonary
1281
16739
One Thousand Two Hundred and Eighty-One in Base 9 Nonary
1282
16749
One Thousand Two Hundred and Eighty-Two in Base 9 Nonary
1283
16759
One Thousand Two Hundred and Eighty-Three in Base 9 Nonary

Scientific Notation

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

1.280e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000511162227333844489

The reciprocal of 1280 in Base 9 Nonary.

Palindrome?

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

The number 16729 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 eighty is a composite number with 18 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

One thousand two hundred and eighty is a composite number with 18 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 eighty has the following 2 prime factors:

2
29
Two in Base 9 Nonary
5
59
Five in Base 9 Nonary

Prime Factorization

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

298 · 591 = 16729

Base Conversions

The number one thousand two hundred and eighty in 35 different bases