The Number

12155

Twelve Thousand One Hundred and Fifty-Five

In Base 15 Quindecimal Is

390515

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

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

Nearby Numbers

Positive, nonzero integers within three units

12152
390215
Twelve Thousand One Hundred and Fifty-Two in Base 15 Quindecimal
12153
390315
Twelve Thousand One Hundred and Fifty-Three in Base 15 Quindecimal
12154
390415
Twelve Thousand One Hundred and Fifty-Four in Base 15 Quindecimal
12156
390615
Twelve Thousand One Hundred and Fifty-Six in Base 15 Quindecimal
12157
390715
Twelve Thousand One Hundred and Fifty-Seven in Base 15 Quindecimal
12158
390815
Twelve Thousand One Hundred and Fifty-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.

1.2155e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004271aae43e4d9e15

The reciprocal of 12155 in Base 15 Quindecimal.

Palindrome?

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

The number 390515 is not a palindrome.

Not A Prime Number

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

Twelve thousand one hundred and fifty-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.

Twelve thousand one hundred and fifty-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 twelve thousand one hundred and fifty-five has the following 4 prime factors:

5
515
Five in Base 15 Quindecimal
11
b15
Eleven in Base 15 Quindecimal
13
d15
Thirteen in Base 15 Quindecimal
17
1215
Seventeen in Base 15 Quindecimal

Prime Factorization

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

5151 · b151 · d151 · 12151 = 390515

Base Conversions

The number twelve thousand one hundred and fifty-five in 35 different bases