The Number

221490

Two Hundred and Twenty-One Thousand Four Hundred and Ninety

In Base 12 Duodecimal Is

a821612

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

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

Nearby Numbers

Positive, nonzero integers within three units

221487
a821312
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Seven in Base 12 Duodecimal
221488
a821412
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Eight in Base 12 Duodecimal
221489
a821512
Two Hundred and Twenty-One Thousand Four Hundred and Eighty-Nine in Base 12 Duodecimal
221491
a821712
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-One in Base 12 Duodecimal
221492
a821812
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-Two in Base 12 Duodecimal
221493
a821912
Two Hundred and Twenty-One Thousand Four Hundred and Ninety-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.

2.21490e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000011593930669467b412

The reciprocal of 221490 in Base 12 Duodecimal.

Palindrome?

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

The number a821612 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 four hundred and ninety is a composite number with 48 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 four hundred and ninety is a composite number with 48 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 four hundred and ninety has the following 5 prime factors:

2
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
23
1b12
Twenty-Three in Base 12 Duodecimal
107
8b12
One Hundred and 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

2121 · 3122 · 5121 · 1b121 · 8b121 = a821612

Base Conversions

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