The Number

209428

Two Hundred and Nine Thousand Four Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

11cig21

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

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

Nearby Numbers

Positive, nonzero integers within three units

209425
11cid21
Two Hundred and Nine Thousand Four Hundred and Twenty-Five in Base 21 Unovigesimal
209426
11cie21
Two Hundred and Nine Thousand Four Hundred and Twenty-Six in Base 21 Unovigesimal
209427
11cif21
Two Hundred and Nine Thousand Four Hundred and Twenty-Seven in Base 21 Unovigesimal
209429
11cih21
Two Hundred and Nine Thousand Four Hundred and Twenty-Nine in Base 21 Unovigesimal
209430
11cii21
Two Hundred and Nine Thousand Four Hundred and Thirty in Base 21 Unovigesimal
209431
11cij21
Two Hundred and Nine Thousand Four 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.

2.09428e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000jab0g66aj92f21

The reciprocal of 209428 in Base 21 Unovigesimal.

Palindrome?

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

The number 11cig21 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 nine thousand four hundred 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.

Two hundred and nine thousand four hundred 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 two hundred and nine thousand four hundred and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
41
1k21
Forty-One in Base 21 Unovigesimal
1277
2ih21
One Thousand Two Hundred and Seventy-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 · 1k211 · 2ih211 = 11cig21

Base Conversions

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