The Number

401988

Four Hundred and One Thousand Nine Hundred and Eighty-Eight

In Base 21 Unovigesimal Is

218b621

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

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

Nearby Numbers

Positive, nonzero integers within three units

401985
218b321
Four Hundred and One Thousand Nine Hundred and Eighty-Five in Base 21 Unovigesimal
401986
218b421
Four Hundred and One Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
401987
218b521
Four Hundred and One Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
401989
218b721
Four Hundred and One Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
401990
218b821
Four Hundred and One Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
401991
218b921
Four Hundred and One Thousand Nine Hundred and Ninety-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.

4.01988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a379akhi2h55a21

The reciprocal of 401988 in Base 21 Unovigesimal.

Palindrome?

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

The number 218b621 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 eighty-eight is a composite number with 24 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 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 four hundred and one thousand nine hundred and eighty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
139
6d21
One Hundred and Thirty-Nine in Base 21 Unovigesimal
241
ba21
Two Hundred and Forty-One in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3211 · 6d211 · ba211 = 218b621

Base Conversions

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