The Number

421420

Four Hundred and Twenty-One Thousand Four Hundred and Twenty

In Base 18 Octodecimal Is

404c418

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

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

Nearby Numbers

Positive, nonzero integers within three units

421417
404c118
Four Hundred and Twenty-One Thousand Four Hundred and Seventeen in Base 18 Octodecimal
421418
404c218
Four Hundred and Twenty-One Thousand Four Hundred and Eightteen in Base 18 Octodecimal
421419
404c318
Four Hundred and Twenty-One Thousand Four Hundred and Nineteen in Base 18 Octodecimal
421421
404c518
Four Hundred and Twenty-One Thousand Four Hundred and Twenty-One in Base 18 Octodecimal
421422
404c618
Four Hundred and Twenty-One Thousand Four Hundred and Twenty-Two in Base 18 Octodecimal
421423
404c718
Four Hundred and Twenty-One Thousand Four Hundred and Twenty-Three in Base 18 Octodecimal

Scientific Notation

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

4.21420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000048cdab7f13hd518

The reciprocal of 421420 in Base 18 Octodecimal.

Palindrome?

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

The number 404c418 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 four hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty-one thousand four hundred 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 four hundred and twenty-one thousand four hundred and twenty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
19
1118
Nineteen in Base 18 Octodecimal
1109
37b18
One Thousand One Hundred and Nine in Base 18 Octodecimal

Prime Factorization

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

2182 · 5181 · 11181 · 37b181 = 404c418

Base Conversions

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