The Number

345

Three Hundred and Forty-Five

In Base 15 Quindecimal Is

18015

The numbers with a 15 subscript use Base 15 Quindecimal notation.

For more familiar numbers: See Three Hundred and Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

342
17c15
Three Hundred and Forty-Two in Base 15 Quindecimal
343
17d15
Three Hundred and Forty-Three in Base 15 Quindecimal
344
17e15
Three Hundred and Forty-Four in Base 15 Quindecimal
346
18115
Three Hundred and Forty-Six in Base 15 Quindecimal
347
18215
Three Hundred and Forty-Seven in Base 15 Quindecimal
348
18315
Three Hundred and Forty-Eight in Base 15 Quindecimal

Scientific Notation

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

3.45e2

Reciprocal

A number multiplied with its reciprocal is one.

0.009bb1487291e53415

The reciprocal of 345 in Base 15 Quindecimal.

Palindrome?

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

The number 18015 is not a palindrome.

Not A Prime Number

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

Three hundred and forty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Three hundred and forty-five is a composite number with 8 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 three hundred and forty-five has the following 3 prime factors:

3
315
Three in Base 15 Quindecimal
5
515
Five in Base 15 Quindecimal
23
1815
Twenty-Three in Base 15 Quindecimal

Prime Factorization

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

3151 · 5151 · 18151 = 18015

Base Conversions

The number three hundred and forty-five in 35 different bases