The Number

402028

Four Hundred and Two Thousand and Twenty-Eight

In Base 21 Unovigesimal Is

218d421

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

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

Nearby Numbers

Positive, nonzero integers within three units

402025
218d121
Four Hundred and Two Thousand and Twenty-Five in Base 21 Unovigesimal
402026
218d221
Four Hundred and Two Thousand and Twenty-Six in Base 21 Unovigesimal
402027
218d321
Four Hundred and Two Thousand and Twenty-Seven in Base 21 Unovigesimal
402029
218d521
Four Hundred and Two Thousand and Twenty-Nine in Base 21 Unovigesimal
402030
218d621
Four Hundred and Two Thousand and Thirty in Base 21 Unovigesimal
402031
218d721
Four Hundred and Two Thousand and Thirty-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.

4.02028e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a37038925gj721

The reciprocal of 402028 in Base 21 Unovigesimal.

Palindrome?

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

The number 218d421 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 and twenty-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 two thousand and twenty-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 two thousand and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
9137
kf221
Nine Thousand One Hundred and Thirty-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

2212 · b211 · kf2211 = 218d421

Base Conversions

The number four hundred and two thousand and twenty-eight in 35 different bases