The Number

221388

Two Hundred and Twenty-One Thousand Three Hundred and Eighty-Eight

In Base 13 Tridecimal Is

799cb13

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

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

Nearby Numbers

Positive, nonzero integers within three units

221385
799c813
Two Hundred and Twenty-One Thousand Three Hundred and Eighty-Five in Base 13 Tridecimal
221386
799c913
Two Hundred and Twenty-One Thousand Three Hundred and Eighty-Six in Base 13 Tridecimal
221387
799ca13
Two Hundred and Twenty-One Thousand Three Hundred and Eighty-Seven in Base 13 Tridecimal
221389
799cc13
Two Hundred and Twenty-One Thousand Three Hundred and Eighty-Nine in Base 13 Tridecimal
221390
79a0013
Two Hundred and Twenty-One Thousand Three Hundred and Ninety in Base 13 Tridecimal
221391
79a0113
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-One in Base 13 Tridecimal

Scientific Notation

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

2.21388e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000018a580aa859858413

The reciprocal of 221388 in Base 13 Tridecimal.

Palindrome?

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

The number 799cb13 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand three hundred and eighty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand three hundred and eighty-eight is a composite number with 24 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 two hundred and twenty-one thousand three hundred and eighty-eight has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
19
1613
Nineteen in Base 13 Tridecimal
971
59913
Nine Hundred and Seventy-One in Base 13 Tridecimal

Prime Factorization

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

2132 · 3131 · 16131 · 599131 = 799cb13

Base Conversions

The number two hundred and twenty-one thousand three hundred and eighty-eight in 35 different bases