The Number

216951

Two Hundred and Sixteen Thousand Nine Hundred and Fifty-One

In Base 21 Unovigesimal Is

128k021

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

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

Nearby Numbers

Positive, nonzero integers within three units

216948
128ji21
Two Hundred and Sixteen Thousand Nine Hundred and Forty-Eight in Base 21 Unovigesimal
216949
128jj21
Two Hundred and Sixteen Thousand Nine Hundred and Forty-Nine in Base 21 Unovigesimal
216950
128jk21
Two Hundred and Sixteen Thousand Nine Hundred and Fifty in Base 21 Unovigesimal
216952
128k121
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Two in Base 21 Unovigesimal
216953
128k221
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Three in Base 21 Unovigesimal
216954
128k321
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-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.

2.16951e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ih6h58e3k19921

The reciprocal of 216951 in Base 21 Unovigesimal.

Palindrome?

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

The number 128k021 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 sixteen thousand nine hundred and fifty-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 sixteen thousand nine hundred and fifty-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 sixteen thousand nine hundred and fifty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
10331
128k21
Ten Thousand Three Hundred and Thirty-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 · 7211 · 128k211 = 128k021

Base Conversions

The number two hundred and sixteen thousand nine hundred and fifty-one in 35 different bases