The Number

218161

Two Hundred and Eightteen Thousand One Hundred and Sixty-One

In Base 21 Unovigesimal Is

12bed21

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

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

Nearby Numbers

Positive, nonzero integers within three units

218158
12bea21
Two Hundred and Eightteen Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
218159
12beb21
Two Hundred and Eightteen Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal
218160
12bec21
Two Hundred and Eightteen Thousand One Hundred and Sixty in Base 21 Unovigesimal
218162
12bee21
Two Hundred and Eightteen Thousand One Hundred and Sixty-Two in Base 21 Unovigesimal
218163
12bef21
Two Hundred and Eightteen Thousand One Hundred and Sixty-Three in Base 21 Unovigesimal
218164
12beg21
Two Hundred and Eightteen Thousand One Hundred and Sixty-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.

2.18161e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000if2g6cf7dc2e21

The reciprocal of 218161 in Base 21 Unovigesimal.

Palindrome?

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

The number 12bed21 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 eightteen thousand one hundred and sixty-one 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 eightteen thousand one hundred and sixty-one 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 eightteen thousand one hundred and sixty-one has the following 3 prime factors:

17
h21
Seventeen in Base 21 Unovigesimal
41
1k21
Forty-One in Base 21 Unovigesimal
313
ej21
Three Hundred and Thirteen in Base 21 Unovigesimal

Prime Factorization

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

h211 · 1k211 · ej211 = 12bed21

Base Conversions

The number two hundred and eightteen thousand one hundred and sixty-one in 35 different bases