The Number

640020

Six Hundred and Forty Thousand and Twenty

In Base 5 Quinary Is

1304400405

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

640017
1304400325
Six Hundred and Forty Thousand and Seventeen in Base 5 Quinary
640018
1304400335
Six Hundred and Forty Thousand and Eightteen in Base 5 Quinary
640019
1304400345
Six Hundred and Forty Thousand and Nineteen in Base 5 Quinary
640021
1304400415
Six Hundred and Forty Thousand and Twenty-One in Base 5 Quinary
640022
1304400425
Six Hundred and Forty Thousand and Twenty-Two in Base 5 Quinary
640023
1304400435
Six Hundred and Forty Thousand and Twenty-Three in Base 5 Quinary

Scientific Notation

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

6.40020e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000301121210310213421102225

The reciprocal of 640020 in Base 5 Quinary.

Palindrome?

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

The number 1304400405 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 twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand and twenty is a composite number with 24 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 twenty has the following 4 prime factors:

2
25
Two in Base 5 Quinary
3
35
Three in Base 5 Quinary
5
105
Five in Base 5 Quinary
10667
3201325
Ten Thousand Six Hundred and Sixty-Seven in Base 5 Quinary

Prime Factorization

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

252 · 351 · 1051 · 32013251 = 1304400405

Base Conversions

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