The Number

21201

Twenty-One Thousand Two Hundred and One

In Base 18 Octodecimal Is

3b7f18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21198
3b7c18
Twenty-One Thousand One Hundred and Ninety-Eight in Base 18 Octodecimal
21199
3b7d18
Twenty-One Thousand One Hundred and Ninety-Nine in Base 18 Octodecimal
21200
3b7e18
Twenty-One Thousand Two Hundred in Base 18 Octodecimal
21202
3b7g18
Twenty-One Thousand Two Hundred and Two in Base 18 Octodecimal
21203
3b7h18
Twenty-One Thousand Two Hundred and Three in Base 18 Octodecimal
21204
3b8018
Twenty-One Thousand Two Hundred and Four in Base 18 Octodecimal

Scientific Notation

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

2.1201e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004h24ggh97c41h18

The reciprocal of 21201 in Base 18 Octodecimal.

Palindrome?

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

The number 3b7f18 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand two hundred and one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and one 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 twenty-one thousand two hundred and one has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
37
2118
Thirty-Seven in Base 18 Octodecimal
191
ab18
One Hundred and Ninety-One in Base 18 Octodecimal

Prime Factorization

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

3181 · 21181 · ab181 = 3b7f18

Base Conversions

The number twenty-one thousand two hundred and one in 35 different bases