The Number

42728

Forty-Two Thousand Seven Hundred and Twenty-Eight

In Base 31 Untrigesimal Is

1dea31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

42725
1de731
Forty-Two Thousand Seven Hundred and Twenty-Five in Base 31 Untrigesimal
42726
1de831
Forty-Two Thousand Seven Hundred and Twenty-Six in Base 31 Untrigesimal
42727
1de931
Forty-Two Thousand Seven Hundred and Twenty-Seven in Base 31 Untrigesimal
42729
1deb31
Forty-Two Thousand Seven Hundred and Twenty-Nine in Base 31 Untrigesimal
42730
1dec31
Forty-Two Thousand Seven Hundred and Thirty in Base 31 Untrigesimal
42731
1ded31
Forty-Two Thousand Seven Hundred and Thirty-One in Base 31 Untrigesimal

Scientific Notation

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

4.2728e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000lj108q08oj331

The reciprocal of 42728 in Base 31 Untrigesimal.

Palindrome?

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

The number 1dea31 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-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Forty-two thousand seven hundred and twenty-eight 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 forty-two thousand seven hundred and twenty-eight has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
109
3g31
One Hundred and Nine in Base 31 Untrigesimal

Prime Factorization

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

2313 · 7312 · 3g311 = 1dea31

Base Conversions

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