The Number

20345

Twenty Thousand Three Hundred and Forty-Five

In Base 21 Unovigesimal Is

242h21

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

For more familiar numbers: See Twenty Thousand Three Hundred and Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20342
242e21
Twenty Thousand Three Hundred and Forty-Two in Base 21 Unovigesimal
20343
242f21
Twenty Thousand Three Hundred and Forty-Three in Base 21 Unovigesimal
20344
242g21
Twenty Thousand Three Hundred and Forty-Four in Base 21 Unovigesimal
20346
242i21
Twenty Thousand Three Hundred and Forty-Six in Base 21 Unovigesimal
20347
242j21
Twenty Thousand Three Hundred and Forty-Seven in Base 21 Unovigesimal
20348
242k21
Twenty Thousand Three Hundred and Forty-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.0345e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009bfc6jgdi76c721

The reciprocal of 20345 in Base 21 Unovigesimal.

Palindrome?

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

The number 242h21 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 three hundred and forty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand three hundred and forty-five is a composite number with 8 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 three hundred and forty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
313
ej21
Three Hundred and Thirteen in Base 21 Unovigesimal

Prime Factorization

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

5211 · d211 · ej211 = 242h21

Base Conversions

The number twenty thousand three hundred and forty-five in 35 different bases