The Number

18421

Eightteen Thousand Four Hundred and Twenty-One

In Base 13 Tridecimal Is

850013

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

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

Nearby Numbers

Positive, nonzero integers within three units

18418
84ca13
Eightteen Thousand Four Hundred and Eightteen in Base 13 Tridecimal
18419
84cb13
Eightteen Thousand Four Hundred and Nineteen in Base 13 Tridecimal
18420
84cc13
Eightteen Thousand Four Hundred and Twenty in Base 13 Tridecimal
18422
850113
Eightteen Thousand Four Hundred and Twenty-Two in Base 13 Tridecimal
18423
850213
Eightteen Thousand Four Hundred and Twenty-Three in Base 13 Tridecimal
18424
850313
Eightteen Thousand Four 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.

1.8421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000172048610c532b313

The reciprocal of 18421 in Base 13 Tridecimal.

Palindrome?

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

The number 850013 is not a palindrome.

Not A Prime Number

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

Eightteen thousand four 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.

Eightteen thousand four 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 eightteen thousand four hundred and twenty-one has the following 2 prime factors:

13
1013
Thirteen in Base 13 Tridecimal
109
8513
One Hundred and 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

10132 · 85131 = 850013

Base Conversions

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