The Number

421681

Four Hundred and Twenty-One Thousand Six Hundred and Eighty-One

In Base 12 Duodecimal Is

18404112

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

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

Nearby Numbers

Positive, nonzero integers within three units

421678
18403a12
Four Hundred and Twenty-One Thousand Six Hundred and Seventy-Eight in Base 12 Duodecimal
421679
18403b12
Four Hundred and Twenty-One Thousand Six Hundred and Seventy-Nine in Base 12 Duodecimal
421680
18404012
Four Hundred and Twenty-One Thousand Six Hundred and Eighty in Base 12 Duodecimal
421682
18404212
Four Hundred and Twenty-One Thousand Six Hundred and Eighty-Two in Base 12 Duodecimal
421683
18404312
Four Hundred and Twenty-One Thousand Six Hundred and Eighty-Three in Base 12 Duodecimal
421684
18404412
Four Hundred and Twenty-One Thousand Six Hundred and Eighty-Four in Base 12 Duodecimal

Scientific Notation

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

4.21681e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000070b827361b8a16512

The reciprocal of 421681 in Base 12 Duodecimal.

Palindrome?

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

The number 18404112 is not a palindrome.

Not A Prime Number

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

Four hundred and twenty-one thousand six hundred and eighty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty-one thousand six hundred and eighty-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 four hundred and twenty-one thousand six hundred and eighty-one has the following 3 prime factors:

13
1112
Thirteen in Base 12 Duodecimal
163
11712
One Hundred and Sixty-Three in Base 12 Duodecimal
199
14712
One Hundred and Ninety-Nine in Base 12 Duodecimal

Prime Factorization

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

11121 · 117121 · 147121 = 18404112

Base Conversions

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