The Number

180021

One Hundred and Eighty Thousand and Twenty-One

In Base 20 Vigesimal Is

12a1120

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

180018
12a0i20
One Hundred and Eighty Thousand and Eightteen in Base 20 Vigesimal
180019
12a0j20
One Hundred and Eighty Thousand and Nineteen in Base 20 Vigesimal
180020
12a1020
One Hundred and Eighty Thousand and Twenty in Base 20 Vigesimal
180022
12a1220
One Hundred and Eighty Thousand and Twenty-Two in Base 20 Vigesimal
180023
12a1320
One Hundred and Eighty Thousand and Twenty-Three in Base 20 Vigesimal
180024
12a1420
One Hundred and Eighty Thousand and Twenty-Four in Base 20 Vigesimal

Scientific Notation

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

1.80021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000hfa5ccca8d420

The reciprocal of 180021 in Base 20 Vigesimal.

Palindrome?

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

The number 12a1120 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 eighty thousand and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One hundred and eighty thousand and twenty-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 one hundred and eighty thousand and twenty-one has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
23
1320
Twenty-Three in Base 20 Vigesimal
2609
6a920
Two Thousand Six Hundred and Nine in Base 20 Vigesimal

Prime Factorization

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

3201 · 13201 · 6a9201 = 12a1120

Base Conversions

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