The Number

640098

Six Hundred and Forty Thousand and Ninety-Eight

In Base 21 Unovigesimal Is

3629i21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

640095
3629f21
Six Hundred and Forty Thousand and Ninety-Five in Base 21 Unovigesimal
640096
3629g21
Six Hundred and Forty Thousand and Ninety-Six in Base 21 Unovigesimal
640097
3629h21
Six Hundred and Forty Thousand and Ninety-Seven in Base 21 Unovigesimal
640099
3629j21
Six Hundred and Forty Thousand and Ninety-Nine in Base 21 Unovigesimal
640100
3629k21
Six Hundred and Forty Thousand One Hundred in Base 21 Unovigesimal
640101
362a021
Six Hundred and Forty Thousand One Hundred and One in Base 21 Unovigesimal

Scientific Notation

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

6.40098e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000067kg3bhggd1ch21

The reciprocal of 640098 in Base 21 Unovigesimal.

Palindrome?

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

The number 3629i21 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 ninety-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand and ninety-eight 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 ninety-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
827
1i821
Eight Hundred and Twenty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3212 · 21211 · 1i8211 = 3629i21

Base Conversions

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