The Number

640264

Six Hundred and Forty Thousand Two Hundred and Sixty-Four

In Base 20 Vigesimal Is

400d420

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

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

Nearby Numbers

Positive, nonzero integers within three units

640261
400d120
Six Hundred and Forty Thousand Two Hundred and Sixty-One in Base 20 Vigesimal
640262
400d220
Six Hundred and Forty Thousand Two Hundred and Sixty-Two in Base 20 Vigesimal
640263
400d320
Six Hundred and Forty Thousand Two Hundred and Sixty-Three in Base 20 Vigesimal
640265
400d520
Six Hundred and Forty Thousand Two Hundred and Sixty-Five in Base 20 Vigesimal
640266
400d620
Six Hundred and Forty Thousand Two Hundred and Sixty-Six in Base 20 Vigesimal
640267
400d720
Six Hundred and Forty Thousand Two Hundred and Sixty-Seven in Base 20 Vigesimal

Scientific Notation

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

6.40264e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jj3a2e8b07fe20

The reciprocal of 640264 in Base 20 Vigesimal.

Palindrome?

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

The number 400d420 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 two hundred and sixty-four is a composite number with 16 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 two hundred and sixty-four is a composite number with 16 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 two hundred and sixty-four has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
163
8320
One Hundred and Sixty-Three in Base 20 Vigesimal
491
14b20
Four Hundred and Ninety-One in Base 20 Vigesimal

Prime Factorization

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

2203 · 83201 · 14b201 = 400d420

Base Conversions

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