Nearby Numbers

Positive, nonzero integers within three units

21428

99a413

Twenty-One Thousand Four Hundred and Twenty-Eight in Base 13 Tridecimal

21429

99a513

Twenty-One Thousand Four Hundred and Twenty-Nine in Base 13 Tridecimal

21430

99a613

Twenty-One Thousand Four Hundred and Thirty in Base 13 Tridecimal

21432

99a813

Twenty-One Thousand Four Hundred and Thirty-Two in Base 13 Tridecimal

21433

99a913

Twenty-One Thousand Four Hundred and Thirty-Three in Base 13 Tridecimal

21434

99aa13

Twenty-One Thousand Four Hundred and Thirty-Four in Base 13 Tridecimal

Scientific Notation

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

2.1431e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001442c1733493193513

The reciprocal of 21431 in Base 13 Tridecimal.

Palindrome?

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

The number 99a713 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand four hundred and thirty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and thirty-one is a composite number with 4 total factors (including 1 and itself).

Prime Factors

29

2313

Twenty-Nine in Base 13 Tridecimal

739

44b13

Seven Hundred and Thirty-Nine in Base 13 Tridecimal

Prime Factorization

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

23131 · 44b131 = 99a713

Base Conversions

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