The Number

12139

Twelve Thousand One Hundred and Thirty-Nine

In Base 15 Quindecimal Is

38e415

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

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

Nearby Numbers

Positive, nonzero integers within three units

12136
38e115
Twelve Thousand One Hundred and Thirty-Six in Base 15 Quindecimal
12137
38e215
Twelve Thousand One Hundred and Thirty-Seven in Base 15 Quindecimal
12138
38e315
Twelve Thousand One Hundred and Thirty-Eight in Base 15 Quindecimal
12140
38e515
Twelve Thousand One Hundred and Forty in Base 15 Quindecimal
12141
38e615
Twelve Thousand One Hundred and Forty-One in Base 15 Quindecimal
12142
38e715
Twelve Thousand One Hundred and Forty-Two in Base 15 Quindecimal

Scientific Notation

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

1.2139e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000428539a2c11d8515

The reciprocal of 12139 in Base 15 Quindecimal.

Palindrome?

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

The number 38e415 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 thirty-nine is a composite number with 4 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 thirty-nine is a composite number with 4 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 thirty-nine has the following 2 prime factors:

61
4115
Sixty-One in Base 15 Quindecimal
199
d415
One Hundred and Ninety-Nine in Base 15 Quindecimal

Prime Factorization

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

41151 · d4151 = 38e415

Base Conversions

The number twelve thousand one hundred and thirty-nine in 35 different bases