The Number

420142

Four Hundred and Twenty Thousand One Hundred and Forty-Two

In Base 18 Octodecimal Is

400d418

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

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

Nearby Numbers

Positive, nonzero integers within three units

420139
400d118
Four Hundred and Twenty Thousand One Hundred and Thirty-Nine in Base 18 Octodecimal
420140
400d218
Four Hundred and Twenty Thousand One Hundred and Forty in Base 18 Octodecimal
420141
400d318
Four Hundred and Twenty Thousand One Hundred and Forty-One in Base 18 Octodecimal
420143
400d518
Four Hundred and Twenty Thousand One Hundred and Forty-Three in Base 18 Octodecimal
420144
400d618
Four Hundred and Twenty Thousand One Hundred and Forty-Four in Base 18 Octodecimal
420145
400d718
Four Hundred and Twenty Thousand One Hundred and Forty-Five in Base 18 Octodecimal

Scientific Notation

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

4.20142e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000048h32742a1e9a18

The reciprocal of 420142 in Base 18 Octodecimal.

Palindrome?

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

The number 400d418 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 thousand one hundred and forty-two is a composite number with 4 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 thousand one hundred and forty-two is a composite number with 4 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 thousand one hundred and forty-two has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
210071
2006b18
Two Hundred and Ten Thousand and Seventy-One 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 · 2006b181 = 400d418

Base Conversions

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