The Number

42400

Forty-Two Thousand Four Hundred

In Base 18 Octodecimal Is

74fa18

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

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

Nearby Numbers

Positive, nonzero integers within three units

42397
74f718
Forty-Two Thousand Three Hundred and Ninety-Seven in Base 18 Octodecimal
42398
74f818
Forty-Two Thousand Three Hundred and Ninety-Eight in Base 18 Octodecimal
42399
74f918
Forty-Two Thousand Three Hundred and Ninety-Nine in Base 18 Octodecimal
42401
74fb18
Forty-Two Thousand Four Hundred and One in Base 18 Octodecimal
42402
74fc18
Forty-Two Thousand Four Hundred and Two in Base 18 Octodecimal
42403
74fd18
Forty-Two Thousand Four Hundred and 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.

4.2400e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00028a32d2cbg3d18

The reciprocal of 42400 in Base 18 Octodecimal.

Palindrome?

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

The number 74fa18 is not a palindrome.

Not A Prime Number

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

Forty-two thousand four hundred is a composite number with 36 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Forty-two thousand four hundred is a composite number with 36 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 forty-two thousand four hundred has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
53
2h18
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

2185 · 5182 · 2h181 = 74fa18

Base Conversions

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