The Number

228145

Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

13d7121

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

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

Nearby Numbers

Positive, nonzero integers within three units

228142
13d6j21
Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
228143
13d6k21
Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
228144
13d7021
Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
228146
13d7221
Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
228147
13d7321
Two Hundred and Twenty-Eight Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
228148
13d7421
Two Hundred and Twenty-Eight Thousand One 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.

2.28145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000hija66fjfi4h21

The reciprocal of 228145 in Base 21 Unovigesimal.

Palindrome?

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

The number 13d7121 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-eight thousand one 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.

Two hundred and twenty-eight thousand one 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 two hundred and twenty-eight thousand one hundred and forty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
103
4j21
One Hundred and Three in Base 21 Unovigesimal
443
10221
Four Hundred and Forty-Three 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 · 4j211 · 102211 = 13d7121

Base Conversions

The number two hundred and twenty-eight thousand one hundred and forty-five in 35 different bases