The Number

216768

Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Eight

In Base 21 Unovigesimal Is

128b621

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

For more familiar numbers: See Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

216765
128b321
Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Five in Base 21 Unovigesimal
216766
128b421
Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Six in Base 21 Unovigesimal
216767
128b521
Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Seven in Base 21 Unovigesimal
216769
128b721
Two Hundred and Sixteen Thousand Seven Hundred and Sixty-Nine in Base 21 Unovigesimal
216770
128b821
Two Hundred and Sixteen Thousand Seven Hundred and Seventy in Base 21 Unovigesimal
216771
128b921
Two Hundred and Sixteen Thousand Seven Hundred and Seventy-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.

2.16768e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ihdh940ch0c221

The reciprocal of 216768 in Base 21 Unovigesimal.

Palindrome?

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

The number 128b621 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 seven hundred and sixty-eight is a composite number with 28 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 seven hundred and sixty-eight is a composite number with 28 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 seven hundred and sixty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1129
2bg21
One Thousand One Hundred and Twenty-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

2216 · 3211 · 2bg211 = 128b621

Base Conversions

The number two hundred and sixteen thousand seven hundred and sixty-eight in 35 different bases