The Number

242515

Two Hundred and Forty-Two Thousand Five Hundred and Fifteen

In Base 21 Unovigesimal Is

153j721

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 Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

242512
153j421
Two Hundred and Forty-Two Thousand Five Hundred and Twelve in Base 21 Unovigesimal
242513
153j521
Two Hundred and Forty-Two Thousand Five Hundred and Thirteen in Base 21 Unovigesimal
242514
153j621
Two Hundred and Forty-Two Thousand Five Hundred and Fourteen in Base 21 Unovigesimal
242516
153j821
Two Hundred and Forty-Two Thousand Five Hundred and Sixteen in Base 21 Unovigesimal
242517
153j921
Two Hundred and Forty-Two Thousand Five Hundred and Seventeen in Base 21 Unovigesimal
242518
153ja21
Two Hundred and Forty-Two Thousand Five Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

2.42515e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ghdej0kf3hcj21

The reciprocal of 242515 in Base 21 Unovigesimal.

Palindrome?

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

The number 153j721 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 fifteen is a composite number with 24 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 fifteen is a composite number with 24 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 fifteen has the following 4 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
41
1k21
Forty-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

5211 · 7211 · d212 · 1k211 = 153j721

Base Conversions

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