The Number

242561

Two Hundred and Forty-Two Thousand Five Hundred and Sixty-One

In Base 18 Octodecimal Is

25abb18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

242558
25ab818
Two Hundred and Forty-Two Thousand Five Hundred and Fifty-Eight in Base 18 Octodecimal
242559
25ab918
Two Hundred and Forty-Two Thousand Five Hundred and Fifty-Nine in Base 18 Octodecimal
242560
25aba18
Two Hundred and Forty-Two Thousand Five Hundred and Sixty in Base 18 Octodecimal
242562
25abc18
Two Hundred and Forty-Two Thousand Five Hundred and Sixty-Two in Base 18 Octodecimal
242563
25abd18
Two Hundred and Forty-Two Thousand Five Hundred and Sixty-Three in Base 18 Octodecimal
242564
25abe18
Two Hundred and Forty-Two Thousand Five Hundred and Sixty-Four in Base 18 Octodecimal

Scientific Notation

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

2.42561e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00007e3hcd857dd5a18

The reciprocal of 242561 in Base 18 Octodecimal.

Palindrome?

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

The number 25abb18 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 sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and forty-two thousand five hundred and sixty-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 five hundred and sixty-one has the following 2 prime factors:

11
b18
Eleven in Base 18 Octodecimal
22051
3e1118
Twenty-Two Thousand and Fifty-One in Base 18 Octodecimal

Prime Factorization

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

b181 · 3e11181 = 25abb18

Base Conversions

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