The Number

242542

Two Hundred and Forty-Two Thousand Five Hundred and Forty-Two

In Base 21 Unovigesimal Is

153kd21

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

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

Nearby Numbers

Positive, nonzero integers within three units

242539
153ka21
Two Hundred and Forty-Two Thousand Five Hundred and Thirty-Nine in Base 21 Unovigesimal
242540
153kb21
Two Hundred and Forty-Two Thousand Five Hundred and Forty in Base 21 Unovigesimal
242541
153kc21
Two Hundred and Forty-Two Thousand Five Hundred and Forty-One in Base 21 Unovigesimal
242543
153ke21
Two Hundred and Forty-Two Thousand Five Hundred and Forty-Three in Base 21 Unovigesimal
242544
153kf21
Two Hundred and Forty-Two Thousand Five Hundred and Forty-Four in Base 21 Unovigesimal
242545
153kg21
Two Hundred and Forty-Two Thousand Five Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

2.42542e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ghcib99ik3kb21

The reciprocal of 242542 in Base 21 Unovigesimal.

Palindrome?

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

The number 153kd21 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 five hundred and forty-two 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 five hundred and forty-two 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 five hundred and forty-two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
121271
d1kh21
One Hundred and Twenty-One Thousand Two Hundred and Seventy-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

2211 · d1kh211 = 153kd21

Base Conversions

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