The Number

61821

Sixty-One Thousand Eight Hundred and Twenty-One

In Base 13 Tridecimal Is

221a613

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

61818
221a313
Sixty-One Thousand Eight Hundred and Eightteen in Base 13 Tridecimal
61819
221a413
Sixty-One Thousand Eight Hundred and Nineteen in Base 13 Tridecimal
61820
221a513
Sixty-One Thousand Eight Hundred and Twenty in Base 13 Tridecimal
61822
221a713
Sixty-One Thousand Eight Hundred and Twenty-Two in Base 13 Tridecimal
61823
221a813
Sixty-One Thousand Eight Hundred and Twenty-Three in Base 13 Tridecimal
61824
221a913
Sixty-One Thousand Eight Hundred and Twenty-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.

6.1821e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00006010072427877113

The reciprocal of 61821 in Base 13 Tridecimal.

Palindrome?

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

The number 221a613 is not a palindrome.

Not A Prime Number

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

Sixty-one thousand eight hundred and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Sixty-one thousand eight hundred and twenty-one is a composite number with 6 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 sixty-one thousand eight hundred and twenty-one has the following 2 prime factors:

3
313
Three in Base 13 Tridecimal
6869
318513
Six Thousand Eight Hundred and Sixty-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

3132 · 3185131 = 221a613

Base Conversions

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