The Number

139821

One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-One

In Base 15 Quindecimal Is

2b66615

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

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

Nearby Numbers

Positive, nonzero integers within three units

139818
2b66315
One Hundred and Thirty-Nine Thousand Eight Hundred and Eightteen in Base 15 Quindecimal
139819
2b66415
One Hundred and Thirty-Nine Thousand Eight Hundred and Nineteen in Base 15 Quindecimal
139820
2b66515
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty in Base 15 Quindecimal
139822
2b66715
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Two in Base 15 Quindecimal
139823
2b66815
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Three in Base 15 Quindecimal
139824
2b66915
One Hundred and Thirty-Nine Thousand Eight Hundred and Twenty-Four in Base 15 Quindecimal

Scientific Notation

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

1.39821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000566ebe6b916eed15

The reciprocal of 139821 in Base 15 Quindecimal.

Palindrome?

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

The number 2b66615 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-nine thousand eight hundred and twenty-one 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.

One hundred and thirty-nine thousand eight hundred and twenty-one 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 one hundred and thirty-nine thousand eight hundred and twenty-one has the following 4 prime factors:

3
315
Three in Base 15 Quindecimal
11
b15
Eleven in Base 15 Quindecimal
19
1415
Nineteen in Base 15 Quindecimal
223
ed15
Two Hundred and 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 · b151 · 14151 · ed151 = 2b66615

Base Conversions

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