The Number

1890

One Thousand Eight Hundred and Ninety

In Base 9 Nonary Is

25309

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

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

Nearby Numbers

Positive, nonzero integers within three units

1887
25269
One Thousand Eight Hundred and Eighty-Seven in Base 9 Nonary
1888
25279
One Thousand Eight Hundred and Eighty-Eight in Base 9 Nonary
1889
25289
One Thousand Eight Hundred and Eighty-Nine in Base 9 Nonary
1891
25319
One Thousand Eight Hundred and Ninety-One in Base 9 Nonary
1892
25329
One Thousand Eight Hundred and Ninety-Two in Base 9 Nonary
1893
25339
One Thousand Eight 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.

1.890e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000342160342160342169

The reciprocal of 1890 in Base 9 Nonary.

Palindrome?

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

The number 25309 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 eight hundred and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

One thousand eight hundred and ninety is a composite number with 32 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 eight 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
7
79
Seven 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 · 393 · 591 · 791 = 25309

Base Conversions

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