The Number

42721

Forty-Two Thousand Seven Hundred and Twenty-One

In Base 28 Octovigesimal Is

1qdl28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42718
1qdi28
Forty-Two Thousand Seven Hundred and Eightteen in Base 28 Octovigesimal
42719
1qdj28
Forty-Two Thousand Seven Hundred and Nineteen in Base 28 Octovigesimal
42720
1qdk28
Forty-Two Thousand Seven Hundred and Twenty in Base 28 Octovigesimal
42722
1qdm28
Forty-Two Thousand Seven Hundred and Twenty-Two in Base 28 Octovigesimal
42723
1qdn28
Forty-Two Thousand Seven Hundred and Twenty-Three in Base 28 Octovigesimal
42724
1qdo28
Forty-Two Thousand Seven Hundred and Twenty-Four in Base 28 Octovigesimal

Scientific Notation

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

4.2721e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000eanq8k99f95g28

The reciprocal of 42721 in Base 28 Octovigesimal.

Palindrome?

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

The number 1qdl28 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty-two thousand seven hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Forty-two thousand seven hundred and twenty-one is a composite number with 8 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 forty-two thousand seven hundred and twenty-one has the following 3 prime factors:

7
728
Seven in Base 28 Octovigesimal
17
h28
Seventeen in Base 28 Octovigesimal
359
cn28
Three Hundred and Fifty-Nine in Base 28 Octovigesimal

Prime Factorization

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

7281 · h281 · cn281 = 1qdl28

Base Conversions

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