The Number

640129

Six Hundred and Forty Thousand One Hundred and Twenty-Nine

In Base 20 Vigesimal Is

4006920

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See Six Hundred and Forty Thousand One Hundred and Twenty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

640126
4006620
Six Hundred and Forty Thousand One Hundred and Twenty-Six in Base 20 Vigesimal
640127
4006720
Six Hundred and Forty Thousand One Hundred and Twenty-Seven in Base 20 Vigesimal
640128
4006820
Six Hundred and Forty Thousand One Hundred and Twenty-Eight in Base 20 Vigesimal
640130
4006a20
Six Hundred and Forty Thousand One Hundred and Thirty in Base 20 Vigesimal
640131
4006b20
Six Hundred and Forty Thousand One Hundred and Thirty-One in Base 20 Vigesimal
640132
4006c20
Six Hundred and Forty Thousand One Hundred and Thirty-Two in Base 20 Vigesimal

Scientific Notation

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

6.40129e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jjbifcjj55g720

The reciprocal of 640129 in Base 20 Vigesimal.

Palindrome?

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

The number 4006920 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 forty thousand one hundred and twenty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand one hundred and twenty-nine 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 forty thousand one hundred and twenty-nine has the following 3 prime factors:

7
720
Seven in Base 20 Vigesimal
19
j20
Nineteen in Base 20 Vigesimal
4813
c0d20
Four Thousand Eight Hundred and Thirteen in Base 20 Vigesimal

Prime Factorization

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

7201 · j201 · c0d201 = 4006920

Base Conversions

The number six hundred and forty thousand one hundred and twenty-nine in 35 different bases