The Number

213585

Two Hundred and Thirteen Thousand Five Hundred and Eighty-Five

In Base 21 Unovigesimal Is

1216f21

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

For more familiar numbers: See Two Hundred and Thirteen Thousand Five Hundred and Eighty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213582
1216c21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Two in Base 21 Unovigesimal
213583
1216d21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Three in Base 21 Unovigesimal
213584
1216e21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Four in Base 21 Unovigesimal
213586
1216g21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Six in Base 21 Unovigesimal
213587
1216h21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Seven in Base 21 Unovigesimal
213588
1216i21
Two Hundred and Thirteen Thousand Five Hundred and Eighty-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.13585e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j2bdfecg954k21

The reciprocal of 213585 in Base 21 Unovigesimal.

Palindrome?

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

The number 1216f21 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 thirteen thousand five hundred and eighty-five is a composite number with 16 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 thirteen thousand five hundred and eighty-five is a composite number with 16 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 thirteen thousand five hundred and eighty-five has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
491
12821
Four Hundred and Ninety-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 · 5211 · 18211 · 128211 = 1216f21

Base Conversions

The number two hundred and thirteen thousand five hundred and eighty-five in 35 different bases