The Number

221020

Two Hundred and Twenty-One Thousand and Twenty

In Base 12 Duodecimal Is

a7aa412

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

221017
a7aa112
Two Hundred and Twenty-One Thousand and Seventeen in Base 12 Duodecimal
221018
a7aa212
Two Hundred and Twenty-One Thousand and Eightteen in Base 12 Duodecimal
221019
a7aa312
Two Hundred and Twenty-One Thousand and Nineteen in Base 12 Duodecimal
221021
a7aa512
Two Hundred and Twenty-One Thousand and Twenty-One in Base 12 Duodecimal
221022
a7aa612
Two Hundred and Twenty-One Thousand and Twenty-Two in Base 12 Duodecimal
221023
a7aa712
Two Hundred and Twenty-One Thousand and Twenty-Three in Base 12 Duodecimal

Scientific Notation

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

2.21020e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000116153872178442912

The reciprocal of 221020 in Base 12 Duodecimal.

Palindrome?

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

The number a7aa412 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 twenty-one thousand and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand and twenty is a composite number with 24 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 twenty-one thousand and twenty has the following 4 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
43
3712
Forty-Three in Base 12 Duodecimal
257
19512
Two Hundred and Fifty-Seven in Base 12 Duodecimal

Prime Factorization

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

2122 · 5121 · 37121 · 195121 = a7aa412

Base Conversions

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