Nearby Numbers

Positive, nonzero integers within three units

21427

99a313

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

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

21431

99a713

Twenty-One Thousand Four Hundred and Thirty-One 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

Scientific Notation

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

2.1430e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00014430b85638a4ac513

The reciprocal of 21430 in Base 13 Tridecimal.

Palindrome?

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

The number 99a613 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 is a composite number with 8 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 is a composite number with 8 total factors (including 1 and itself).

Prime Factors

2

213

Two in Base 13 Tridecimal

5

513

Five in Base 13 Tridecimal

2143

c8b13

Two Thousand One Hundred and Forty-Three in Base 13 Tridecimal

Prime Factorization

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

2131 · 5131 · c8b131 = 99a613

Base Conversions

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