The Number

242921

Two Hundred and Forty-Two Thousand Nine Hundred and Twenty-One

In Base 21 Unovigesimal Is

154he21

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

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

Nearby Numbers

Positive, nonzero integers within three units

242918
154hb21
Two Hundred and Forty-Two Thousand Nine Hundred and Eightteen in Base 21 Unovigesimal
242919
154hc21
Two Hundred and Forty-Two Thousand Nine Hundred and Nineteen in Base 21 Unovigesimal
242920
154hd21
Two Hundred and Forty-Two Thousand Nine Hundred and Twenty in Base 21 Unovigesimal
242922
154hf21
Two Hundred and Forty-Two Thousand Nine Hundred and Twenty-Two in Base 21 Unovigesimal
242923
154hg21
Two Hundred and Forty-Two Thousand Nine Hundred and Twenty-Three in Base 21 Unovigesimal
242924
154hh21
Two Hundred and Forty-Two Thousand Nine Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.42921e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000gh16536a4ajh21

The reciprocal of 242921 in Base 21 Unovigesimal.

Palindrome?

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

The number 154he21 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 forty-two thousand nine hundred and twenty-one is a composite number with 4 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 forty-two thousand nine hundred and twenty-one is a composite number with 4 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 forty-two thousand nine hundred and twenty-one has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
34703
3feb21
Thirty-Four Thousand Seven Hundred and 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

7211 · 3feb211 = 154he21

Base Conversions

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