The Number

198215

One Hundred and Ninety-Eight Thousand Two Hundred and Fifteen

In Base 21 Unovigesimal Is

1089h21

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

For more familiar numbers: See One Hundred and Ninety-Eight Thousand Two Hundred and Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

198212
1089e21
One Hundred and Ninety-Eight Thousand Two Hundred and Twelve in Base 21 Unovigesimal
198213
1089f21
One Hundred and Ninety-Eight Thousand Two Hundred and Thirteen in Base 21 Unovigesimal
198214
1089g21
One Hundred and Ninety-Eight Thousand Two Hundred and Fourteen in Base 21 Unovigesimal
198216
1089i21
One Hundred and Ninety-Eight Thousand Two Hundred and Sixteen in Base 21 Unovigesimal
198217
1089j21
One Hundred and Ninety-Eight Thousand Two Hundred and Seventeen in Base 21 Unovigesimal
198218
1089k21
One Hundred and Ninety-Eight Thousand Two Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

1.98215e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000kceb73d7b9c621

The reciprocal of 198215 in Base 21 Unovigesimal.

Palindrome?

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

The number 1089h21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and ninety-eight thousand two hundred and fifteen 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.

One hundred and ninety-eight thousand two hundred and fifteen 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 one hundred and ninety-eight thousand two hundred and fifteen has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
1367
32221
One Thousand Three Hundred and Sixty-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

5211 · 18211 · 322211 = 1089h21

Base Conversions

The number one hundred and ninety-eight thousand two hundred and fifteen in 35 different bases