The Number

638

Six Hundred and Thirty-Eight

In Base 3 Ternary Is

2121223

The numbers with a 3 subscript use Base 3 Ternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

635
2121123
Six Hundred and Thirty-Five in Base 3 Ternary
636
2121203
Six Hundred and Thirty-Six in Base 3 Ternary
637
2121213
Six Hundred and Thirty-Seven in Base 3 Ternary
639
2122003
Six Hundred and Thirty-Nine in Base 3 Ternary
640
2122013
Six Hundred and Forty in Base 3 Ternary
641
2122023
Six Hundred and Forty-One in Base 3 Ternary

Scientific Notation

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

6.38e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00000101021122211001022102101100221111223

The reciprocal of 638 in Base 3 Ternary.

Palindrome?

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

The number 2121223 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six hundred and thirty-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

Six hundred and thirty-eight is a composite number with 8 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 six hundred and thirty-eight has the following 3 prime factors:

2
23
Two in Base 3 Ternary
11
1023
Eleven in Base 3 Ternary
29
10023
Twenty-Nine in Base 3 Ternary

Prime Factorization

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

231 · 10231 · 100231 = 2121223

Base Conversions

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