The Number

642439

Six Hundred and Forty-Two Thousand Four Hundred and Thirty-Nine

In Base 20 Vigesimal Is

4061j20

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

For more familiar numbers: See Six Hundred and Forty-Two Thousand Four Hundred and Thirty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

642436
4061g20
Six Hundred and Forty-Two Thousand Four Hundred and Thirty-Six in Base 20 Vigesimal
642437
4061h20
Six Hundred and Forty-Two Thousand Four Hundred and Thirty-Seven in Base 20 Vigesimal
642438
4061i20
Six Hundred and Forty-Two Thousand Four Hundred and Thirty-Eight in Base 20 Vigesimal
642440
4062020
Six Hundred and Forty-Two Thousand Four Hundred and Forty in Base 20 Vigesimal
642441
4062120
Six Hundred and Forty-Two Thousand Four Hundred and Forty-One in Base 20 Vigesimal
642442
4062220
Six Hundred and Forty-Two Thousand Four Hundred and Forty-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.

6.42439e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jc82g9fhf7h320

The reciprocal of 642439 in Base 20 Vigesimal.

Palindrome?

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

The number 4061j20 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-two thousand four hundred and thirty-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-two thousand four hundred and thirty-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-two thousand four hundred and thirty-nine has the following 2 prime factors:

7
720
Seven in Base 20 Vigesimal
1873
4dd20
One Thousand Eight Hundred and Seventy-Three in Base 20 Vigesimal

Prime Factorization

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

7203 · 4dd201 = 4061j20

Base Conversions

The number six hundred and forty-two thousand four hundred and thirty-nine in 35 different bases