The Number

1638

One Thousand Six Hundred and Thirty-Eight

In Base 9 Nonary Is

22209

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

For more familiar numbers: See One Thousand Six Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1635
22169
One Thousand Six Hundred and Thirty-Five in Base 9 Nonary
1636
22179
One Thousand Six Hundred and Thirty-Six in Base 9 Nonary
1637
22189
One Thousand Six Hundred and Thirty-Seven in Base 9 Nonary
1639
22219
One Thousand Six Hundred and Thirty-Nine in Base 9 Nonary
1640
22229
One Thousand Six Hundred and Forty in Base 9 Nonary
1641
22239
One Thousand Six Hundred and Forty-One in Base 9 Nonary

Scientific Notation

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

1.638e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00040040040040040049

The reciprocal of 1638 in Base 9 Nonary.

Palindrome?

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

The number 22209 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 six hundred and thirty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

One thousand six hundred and thirty-eight is a composite number with 24 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 six hundred and thirty-eight has the following 4 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary
7
79
Seven in Base 9 Nonary
13
149
Thirteen 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 · 392 · 791 · 1491 = 22209

Base Conversions

The number one thousand six hundred and thirty-eight in 35 different bases