The Number

399906

Three Hundred and Ninety-Nine Thousand Nine Hundred and Six

In Base 21 Unovigesimal Is

213h321

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

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

Nearby Numbers

Positive, nonzero integers within three units

399903
213h021
Three Hundred and Ninety-Nine Thousand Nine Hundred and Three in Base 21 Unovigesimal
399904
213h121
Three Hundred and Ninety-Nine Thousand Nine Hundred and Four in Base 21 Unovigesimal
399905
213h221
Three Hundred and Ninety-Nine Thousand Nine Hundred and Five in Base 21 Unovigesimal
399907
213h421
Three Hundred and Ninety-Nine Thousand Nine Hundred and Seven in Base 21 Unovigesimal
399908
213h521
Three Hundred and Ninety-Nine Thousand Nine Hundred and Eight in Base 21 Unovigesimal
399909
213h621
Three Hundred and Ninety-Nine Thousand Nine Hundred and Nine in Base 21 Unovigesimal

Scientific Notation

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

3.99906e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a49g7i3fjc2121

The reciprocal of 399906 in Base 21 Unovigesimal.

Palindrome?

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

The number 213h321 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Three hundred and ninety-nine thousand nine hundred and six 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.

Three hundred and ninety-nine thousand nine hundred and six 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 three hundred and ninety-nine thousand nine hundred and six has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
1709
3i821
One Thousand Seven Hundred and Nine 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 · d211 · 3i8211 = 213h321

Base Conversions

The number three hundred and ninety-nine thousand nine hundred and six in 35 different bases