The Number

405

Four Hundred and Five

In Base 14 Quattuordecimal Is

20d14

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

For more familiar numbers: See Four Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

402
20a14
Four Hundred and Two in Base 14 Quattuordecimal
403
20b14
Four Hundred and Three in Base 14 Quattuordecimal
404
20c14
Four Hundred and Four in Base 14 Quattuordecimal
406
21014
Four Hundred and Six in Base 14 Quattuordecimal
407
21114
Four Hundred and Seven in Base 14 Quattuordecimal
408
21214
Four Hundred and Eight in Base 14 Quattuordecimal

Scientific Notation

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

4.05e2

Reciprocal

A number multiplied with its reciprocal is one.

0.006abd63848bc69b714

The reciprocal of 405 in Base 14 Quattuordecimal.

Palindrome?

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

The number 20d14 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 five is a composite number with 10 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

Four hundred and five is a composite number with 10 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 five has the following 2 prime factors:

3
314
Three in Base 14 Quattuordecimal
5
514
Five in Base 14 Quattuordecimal

Prime Factorization

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

3144 · 5141 = 20d14

Base Conversions

The number four hundred and five in 35 different bases