The Number

401998

Four Hundred and One Thousand Nine Hundred and Ninety-Eight

In Base 21 Unovigesimal Is

218bg21

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

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

Nearby Numbers

Positive, nonzero integers within three units

401995
218bd21
Four Hundred and One Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
401996
218be21
Four Hundred and One Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
401997
218bf21
Four Hundred and One Thousand Nine Hundred and Ninety-Seven in Base 21 Unovigesimal
401999
218bh21
Four Hundred and One Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
402000
218bi21
Four Hundred and Two Thousand in Base 21 Unovigesimal
402001
218bj21
Four Hundred and Two Thousand and One in Base 21 Unovigesimal

Scientific Notation

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

4.01998e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a3773he1458421

The reciprocal of 401998 in Base 21 Unovigesimal.

Palindrome?

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

The number 218bg21 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 one thousand nine hundred and ninety-eight is a composite number with 12 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 one thousand nine hundred and ninety-eight is a composite number with 12 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 one thousand nine hundred and ninety-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
239
b821
Two Hundred and Thirty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · 18212 · b8211 = 218bg21

Base Conversions

The number four hundred and one thousand nine hundred and ninety-eight in 35 different bases