The Number

42729

Forty-Two Thousand Seven Hundred and Twenty-Nine

In Base 21 Unovigesimal Is

4cif21

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

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

Nearby Numbers

Positive, nonzero integers within three units

42726
4cic21
Forty-Two Thousand Seven Hundred and Twenty-Six in Base 21 Unovigesimal
42727
4cid21
Forty-Two Thousand Seven Hundred and Twenty-Seven in Base 21 Unovigesimal
42728
4cie21
Forty-Two Thousand Seven Hundred and Twenty-Eight in Base 21 Unovigesimal
42730
4cig21
Forty-Two Thousand Seven Hundred and Thirty in Base 21 Unovigesimal
42731
4cih21
Forty-Two Thousand Seven Hundred and Thirty-One in Base 21 Unovigesimal
42732
4cii21
Forty-Two Thousand Seven Hundred and Thirty-Two in Base 21 Unovigesimal

Scientific Notation

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

4.2729e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004bc491b8g58j21

The reciprocal of 42729 in Base 21 Unovigesimal.

Palindrome?

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

The number 4cif21 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-nine 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.

Forty-two thousand seven hundred and twenty-nine 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 forty-two thousand seven hundred and twenty-nine has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
14243
1b6521
Fourteen Thousand Two Hundred and Forty-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

3211 · 1b65211 = 4cif21

Base Conversions

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