The Number

495

Four Hundred and Ninety-Five

In Base 18 Octodecimal Is

19918

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

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

Nearby Numbers

Positive, nonzero integers within three units

492
19618
Four Hundred and Ninety-Two in Base 18 Octodecimal
493
19718
Four Hundred and Ninety-Three in Base 18 Octodecimal
494
19818
Four Hundred and Ninety-Four in Base 18 Octodecimal
496
19a18
Four Hundred and Ninety-Six in Base 18 Octodecimal
497
19b18
Four Hundred and Ninety-Seven in Base 18 Octodecimal
498
19c18
Four Hundred and Ninety-Eight in Base 18 Octodecimal

Scientific Notation

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

4.95e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00be15a2b2544a818

The reciprocal of 495 in Base 18 Octodecimal.

Palindrome?

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

The number 19918 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 ninety-five is a composite number with 12 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 ninety-five is a composite number with 12 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 ninety-five has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal

Prime Factorization

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

3182 · 5181 · b181 = 19918

Base Conversions

The number four hundred and ninety-five in 35 different bases