The Number

421998

Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-Eight

In Base 18 Octodecimal Is

4068618

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

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

Nearby Numbers

Positive, nonzero integers within three units

421995
4068318
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-Five in Base 18 Octodecimal
421996
4068418
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-Six in Base 18 Octodecimal
421997
4068518
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-Seven in Base 18 Octodecimal
421999
4068718
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-Nine in Base 18 Octodecimal
422000
4068818
Four Hundred and Twenty-Two Thousand in Base 18 Octodecimal
422001
4068918
Four Hundred and Twenty-Two Thousand and One in Base 18 Octodecimal

Scientific Notation

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

4.21998e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000048addgg71c3cd18

The reciprocal of 421998 in Base 18 Octodecimal.

Palindrome?

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

The number 4068618 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 nine hundred and ninety-eight is a composite number with 16 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 nine hundred and ninety-eight is a composite number with 16 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 nine hundred and ninety-eight has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
61
3718
Sixty-One in Base 18 Octodecimal
1153
3a118
One Thousand One Hundred and Fifty-Three in Base 18 Octodecimal

Prime Factorization

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

2181 · 3181 · 37181 · 3a1181 = 4068618

Base Conversions

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