The Number

640801

Six Hundred and Forty Thousand Eight Hundred and One

In Base 20 Vigesimal Is

4020120

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

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

Nearby Numbers

Positive, nonzero integers within three units

640798
401ji20
Six Hundred and Forty Thousand Seven Hundred and Ninety-Eight in Base 20 Vigesimal
640799
401jj20
Six Hundred and Forty Thousand Seven Hundred and Ninety-Nine in Base 20 Vigesimal
640800
4020020
Six Hundred and Forty Thousand Eight Hundred in Base 20 Vigesimal
640802
4020220
Six Hundred and Forty Thousand Eight Hundred and Two in Base 20 Vigesimal
640803
4020320
Six Hundred and Forty Thousand Eight Hundred and Three in Base 20 Vigesimal
640804
4020420
Six Hundred and Forty Thousand Eight Hundred and Four in Base 20 Vigesimal

Scientific Notation

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

6.40801e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jha000c9df20

The reciprocal of 640801 in Base 20 Vigesimal.

Palindrome?

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

The number 4020120 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 eight hundred and one 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 eight hundred and one 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 eight hundred and one has the following 3 prime factors:

7
720
Seven in Base 20 Vigesimal
31
1b20
Thirty-One in Base 20 Vigesimal
2953
77d20
Two Thousand Nine Hundred and Fifty-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

7201 · 1b201 · 77d201 = 4020120

Base Conversions

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