The Number

421865

Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Five

In Base 13 Tridecimal Is

11a03213

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

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

Nearby Numbers

Positive, nonzero integers within three units

421862
11a02c13
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Two in Base 13 Tridecimal
421863
11a03013
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Three in Base 13 Tridecimal
421864
11a03113
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Four in Base 13 Tridecimal
421866
11a03313
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Six in Base 13 Tridecimal
421867
11a03413
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Seven in Base 13 Tridecimal
421868
11a03513
Four Hundred and Twenty-One Thousand Eight Hundred and Sixty-Eight in Base 13 Tridecimal

Scientific Notation

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

4.21865e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000b598257966a74513

The reciprocal of 421865 in Base 13 Tridecimal.

Palindrome?

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

The number 11a03213 is not a palindrome.

Not A Prime Number

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

Four hundred and twenty-one thousand eight hundred and sixty-five 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.

Four hundred and twenty-one thousand eight hundred and sixty-five is a composite number with 8 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 four hundred and twenty-one thousand eight hundred and sixty-five has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
139
a913
One Hundred and Thirty-Nine in Base 13 Tridecimal
607
37913
Six Hundred and Seven in Base 13 Tridecimal

Prime Factorization

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

5131 · a9131 · 379131 = 11a03213

Base Conversions

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