The Number

420128

Four Hundred and Twenty Thousand One Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

237e221

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

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

Nearby Numbers

Positive, nonzero integers within three units

420125
237dk21
Four Hundred and Twenty Thousand One Hundred and Twenty-Five in Base 21 Unovigesimal
420126
237e021
Four Hundred and Twenty Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
420127
237e121
Four Hundred and Twenty Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
420129
237e321
Four Hundred and Twenty Thousand One Hundred and Twenty-Nine in Base 21 Unovigesimal
420130
237e421
Four Hundred and Twenty Thousand One Hundred and Thirty in Base 21 Unovigesimal
420131
237e521
Four Hundred and Twenty Thousand One Hundred 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.

4.20128e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009f2kkgef831j21

The reciprocal of 420128 in Base 21 Unovigesimal.

Palindrome?

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

The number 237e221 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 twenty thousand one hundred and twenty-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 twenty thousand one hundred and twenty-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 twenty thousand one hundred and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
691
1bj21
Six Hundred and Ninety-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

2215 · j211 · 1bj211 = 237e221

Base Conversions

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