The Number

201681

Two Hundred and One Thousand Six Hundred and Eighty-One

In Base 21 Unovigesimal Is

10g6i21

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

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

Nearby Numbers

Positive, nonzero integers within three units

201678
10g6f21
Two Hundred and One Thousand Six Hundred and Seventy-Eight in Base 21 Unovigesimal
201679
10g6g21
Two Hundred and One Thousand Six Hundred and Seventy-Nine in Base 21 Unovigesimal
201680
10g6h21
Two Hundred and One Thousand Six Hundred and Eighty in Base 21 Unovigesimal
201682
10g6j21
Two Hundred and One Thousand Six Hundred and Eighty-Two in Base 21 Unovigesimal
201683
10g6k21
Two Hundred and One Thousand Six Hundred and Eighty-Three in Base 21 Unovigesimal
201684
10g7021
Two Hundred and One Thousand Six Hundred and Eighty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.01681e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000k5580h9c035421

The reciprocal of 201681 in Base 21 Unovigesimal.

Palindrome?

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

The number 10g6i21 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 one thousand six hundred and eighty-one is a composite number with 6 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 one thousand six hundred and eighty-one is a composite number with 6 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 one thousand six hundred and eighty-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
22409
28h221
Twenty-Two Thousand Four 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

3212 · 28h2211 = 10g6i21

Base Conversions

The number two hundred and one thousand six hundred and eighty-one in 35 different bases