The Number

18197

Eightteen Thousand One Hundred and Ninety-Seven

In Base 21 Unovigesimal Is

1k5b21

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

For more familiar numbers: See Eightteen Thousand One Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

18194
1k5821
Eightteen Thousand One Hundred and Ninety-Four in Base 21 Unovigesimal
18195
1k5921
Eightteen Thousand One Hundred and Ninety-Five in Base 21 Unovigesimal
18196
1k5a21
Eightteen Thousand One Hundred and Ninety-Six in Base 21 Unovigesimal
18198
1k5c21
Eightteen Thousand One Hundred and Ninety-Eight in Base 21 Unovigesimal
18199
1k5d21
Eightteen Thousand One Hundred and Ninety-Nine in Base 21 Unovigesimal
18200
1k5e21
Eightteen Thousand Two Hundred in Base 21 Unovigesimal

Scientific Notation

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

1.8197e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ae944ee7d304f21

The reciprocal of 18197 in Base 21 Unovigesimal.

Palindrome?

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

The number 1k5b21 is not a palindrome.

Not A Prime Number

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

Eightteen thousand one hundred and ninety-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand one hundred and ninety-seven is a composite number with 4 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 eightteen thousand one hundred and ninety-seven has the following 2 prime factors:

31
1a21
Thirty-One in Base 21 Unovigesimal
587
16k21
Five Hundred and Eighty-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

1a211 · 16k211 = 1k5b21

Base Conversions

The number eightteen thousand one hundred and ninety-seven in 35 different bases