The Number

402189

Four Hundred and Two Thousand One Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

218ki21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Four Hundred and Two Thousand One Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

402186
218kf21
Four Hundred and Two Thousand One Hundred and Eighty-Six in Base 21 Unovigesimal
402187
218kg21
Four Hundred and Two Thousand One Hundred and Eighty-Seven in Base 21 Unovigesimal
402188
218kh21
Four Hundred and Two Thousand One Hundred and Eighty-Eight in Base 21 Unovigesimal
402190
218kj21
Four Hundred and Two Thousand One Hundred and Ninety in Base 21 Unovigesimal
402191
218kk21
Four Hundred and Two Thousand One Hundred and Ninety-One in Base 21 Unovigesimal
402192
2190021
Four Hundred and Two Thousand One Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

4.02189e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a354aai176bj21

The reciprocal of 402189 in Base 21 Unovigesimal.

Palindrome?

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

The number 218ki21 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 two thousand one hundred and eighty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred and two thousand one hundred and eighty-nine 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 two thousand one hundred and eighty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
79
3g21
Seventy-Nine in Base 21 Unovigesimal
1697
3hh21
One Thousand Six Hundred and Ninety-Seven in Base 21 Unovigesimal

Prime Factorization

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

3211 · 3g211 · 3hh211 = 218ki21

Base Conversions

The number four hundred and two thousand one hundred and eighty-nine in 35 different bases