The Number

1290

One Thousand Two Hundred and Ninety

In Base 9 Nonary Is

16839

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

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

Nearby Numbers

Positive, nonzero integers within three units

1287
16809
One Thousand Two Hundred and Eighty-Seven in Base 9 Nonary
1288
16819
One Thousand Two Hundred and Eighty-Eight in Base 9 Nonary
1289
16829
One Thousand Two Hundred and Eighty-Nine in Base 9 Nonary
1291
16849
One Thousand Two Hundred and Ninety-One in Base 9 Nonary
1292
16859
One Thousand Two Hundred and Ninety-Two in Base 9 Nonary
1293
16869
One Thousand Two Hundred and Ninety-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.

1.290e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000506864857154478039

The reciprocal of 1290 in Base 9 Nonary.

Palindrome?

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

The number 16839 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 ninety is a composite number with 16 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 ninety 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 one thousand two hundred and ninety has the following 4 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary
5
59
Five in Base 9 Nonary
43
479
Forty-Three in Base 9 Nonary

Prime Factorization

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

291 · 391 · 591 · 4791 = 16839

Base Conversions

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