The Number

216958

Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Eight

In Base 21 Unovigesimal Is

128k721

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-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

216955
128k421
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Five in Base 21 Unovigesimal
216956
128k521
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Six in Base 21 Unovigesimal
216957
128k621
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Seven in Base 21 Unovigesimal
216959
128k821
Two Hundred and Sixteen Thousand Nine Hundred and Fifty-Nine in Base 21 Unovigesimal
216960
128k921
Two Hundred and Sixteen Thousand Nine Hundred and Sixty in Base 21 Unovigesimal
216961
128ka21
Two Hundred and Sixteen Thousand Nine Hundred and Sixty-One in Base 21 Unovigesimal

Scientific Notation

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

2.16958e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ih6bd61k24ic21

The reciprocal of 216958 in Base 21 Unovigesimal.

Palindrome?

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

The number 128k721 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-eight 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-eight 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-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
15497
1e2k21
Fifteen Thousand Four Hundred and Ninety-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 7211 · 1e2k211 = 128k721

Base Conversions

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