The Number

2145

Two Thousand One Hundred and Forty-Five

In Base 15 Quindecimal Is

98015

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

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

Nearby Numbers

Positive, nonzero integers within three units

2142
97c15
Two Thousand One Hundred and Forty-Two in Base 15 Quindecimal
2143
97d15
Two Thousand One Hundred and Forty-Three in Base 15 Quindecimal
2144
97e15
Two Thousand One Hundred and Forty-Four in Base 15 Quindecimal
2146
98115
Two Thousand One Hundred and Forty-Six in Base 15 Quindecimal
2147
98215
Two Thousand One Hundred and Forty-Seven in Base 15 Quindecimal
2148
98315
Two Thousand One 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.

2.145e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0018904ac0e262c715

The reciprocal of 2145 in Base 15 Quindecimal.

Palindrome?

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

The number 98015 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and forty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and forty-five is a composite number with 16 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 two thousand one hundred and forty-five has the following 4 prime factors:

3
315
Three in Base 15 Quindecimal
5
515
Five in Base 15 Quindecimal
11
b15
Eleven in Base 15 Quindecimal
13
d15
Thirteen 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 · b151 · d151 = 98015

Base Conversions

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