The Number

20420

Twenty Thousand Four Hundred and Twenty

In Base 21 Unovigesimal Is

246821

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

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

Nearby Numbers

Positive, nonzero integers within three units

20417
246521
Twenty Thousand Four Hundred and Seventeen in Base 21 Unovigesimal
20418
246621
Twenty Thousand Four Hundred and Eightteen in Base 21 Unovigesimal
20419
246721
Twenty Thousand Four Hundred and Nineteen in Base 21 Unovigesimal
20421
246921
Twenty Thousand Four Hundred and Twenty-One in Base 21 Unovigesimal
20422
246a21
Twenty Thousand Four Hundred and Twenty-Two in Base 21 Unovigesimal
20423
246b21
Twenty Thousand Four Hundred and Twenty-Three in Base 21 Unovigesimal

Scientific Notation

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

2.0420e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009b023gjaa68g721

The reciprocal of 20420 in Base 21 Unovigesimal.

Palindrome?

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

The number 246821 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty thousand four hundred and twenty 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.

Twenty thousand four hundred and twenty 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 twenty thousand four hundred and twenty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
1021
26d21
One Thousand and Twenty-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 · 5211 · 26d211 = 246821

Base Conversions

The number twenty thousand four hundred and twenty in 35 different bases