The Number

18421

Eightteen Thousand Four Hundred and Twenty-One

In Base 11 Undecimal Is

1292711

The numbers with a 11 subscript use Base 11 Undecimal 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
1292411
Eightteen Thousand Four Hundred and Eightteen in Base 11 Undecimal
18419
1292511
Eightteen Thousand Four Hundred and Nineteen in Base 11 Undecimal
18420
1292611
Eightteen Thousand Four Hundred and Twenty in Base 11 Undecimal
18422
1292811
Eightteen Thousand Four Hundred and Twenty-Two in Base 11 Undecimal
18423
1292911
Eightteen Thousand Four Hundred and Twenty-Three in Base 11 Undecimal
18424
1292a11
Eightteen Thousand Four Hundred and Twenty-Four in Base 11 Undecimal

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.

0.000088197270a40a964711

The reciprocal of 18421 in Base 11 Undecimal.

Palindrome?

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

The number 1292711 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 11 Undecimal

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
1211
Thirteen in Base 11 Undecimal
109
9a11
One Hundred and Nine in Base 11 Undecimal

Prime Factorization

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

12112 · 9a111 = 1292711

Base Conversions

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