The Number

216388

Two Hundred and Sixteen Thousand Three Hundred and Eighty-Eight

In Base 21 Unovigesimal Is

127e421

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

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

Nearby Numbers

Positive, nonzero integers within three units

216385
127e121
Two Hundred and Sixteen Thousand Three Hundred and Eighty-Five in Base 21 Unovigesimal
216386
127e221
Two Hundred and Sixteen Thousand Three Hundred and Eighty-Six in Base 21 Unovigesimal
216387
127e321
Two Hundred and Sixteen Thousand Three Hundred and Eighty-Seven in Base 21 Unovigesimal
216389
127e521
Two Hundred and Sixteen Thousand Three Hundred and Eighty-Nine in Base 21 Unovigesimal
216390
127e621
Two Hundred and Sixteen Thousand Three Hundred and Ninety in Base 21 Unovigesimal
216391
127e721
Two Hundred and Sixteen Thousand Three Hundred and Ninety-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.

2.16388e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ii78hij51ek21

The reciprocal of 216388 in Base 21 Unovigesimal.

Palindrome?

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

The number 127e421 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 three hundred and eighty-eight is a composite number with 12 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 three hundred and eighty-eight is a composite number with 12 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 three hundred and eighty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal
1151
2ch21
One Thousand One Hundred and Fifty-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

2212 · 25211 · 2ch211 = 127e421

Base Conversions

The number two hundred and sixteen thousand three hundred and eighty-eight in 35 different bases