The Number

221709

Two Hundred and Twenty-One Thousand Seven Hundred and Nine

In Base 21 Unovigesimal Is

12jfc21

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

For more familiar numbers: See Two Hundred and Twenty-One Thousand Seven Hundred and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221706
12jf921
Two Hundred and Twenty-One Thousand Seven Hundred and Six in Base 21 Unovigesimal
221707
12jfa21
Two Hundred and Twenty-One Thousand Seven Hundred and Seven in Base 21 Unovigesimal
221708
12jfb21
Two Hundred and Twenty-One Thousand Seven Hundred and Eight in Base 21 Unovigesimal
221710
12jfd21
Two Hundred and Twenty-One Thousand Seven Hundred and Ten in Base 21 Unovigesimal
221711
12jfe21
Two Hundred and Twenty-One Thousand Seven Hundred and Eleven in Base 21 Unovigesimal
221712
12jff21
Two Hundred and Twenty-One Thousand Seven Hundred and Twelve in Base 21 Unovigesimal

Scientific Notation

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

2.21709e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i8hdi1ag629621

The reciprocal of 221709 in Base 21 Unovigesimal.

Palindrome?

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

The number 12jfc21 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand seven hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand seven hundred and nine is a composite number with 8 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 two hundred and twenty-one thousand seven hundred and nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
263
cb21
Two Hundred and Sixty-Three in Base 21 Unovigesimal
281
d821
Two Hundred and Eighty-One in Base 21 Unovigesimal

Prime Factorization

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

3211 · cb211 · d8211 = 12jfc21

Base Conversions

The number two hundred and twenty-one thousand seven hundred and nine in 35 different bases