The Number

640018

Six Hundred and Forty Thousand and Eightteen

In Base 20 Vigesimal Is

4000i20

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

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

Nearby Numbers

Positive, nonzero integers within three units

640015
4000f20
Six Hundred and Forty Thousand and Fifteen in Base 20 Vigesimal
640016
4000g20
Six Hundred and Forty Thousand and Sixteen in Base 20 Vigesimal
640017
4000h20
Six Hundred and Forty Thousand and Seventeen in Base 20 Vigesimal
640019
4000j20
Six Hundred and Forty Thousand and Nineteen in Base 20 Vigesimal
640020
4001020
Six Hundred and Forty Thousand and Twenty in Base 20 Vigesimal
640021
4001120
Six Hundred and Forty Thousand and Twenty-One in Base 20 Vigesimal

Scientific Notation

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

6.40018e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jjiha0514ih20

The reciprocal of 640018 in Base 20 Vigesimal.

Palindrome?

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

The number 4000i20 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 and eightteen is a composite number with 4 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 and eightteen is a composite number with 4 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 and eightteen has the following 2 prime factors:

2
220
Two in Base 20 Vigesimal
320009
2000920
Three Hundred and Twenty Thousand and Nine in Base 20 Vigesimal

Prime Factorization

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

2201 · 20009201 = 4000i20

Base Conversions

The number six hundred and forty thousand and eightteen in 35 different bases