The Number

128491

One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-One

In Base 31 Untrigesimal Is

49lr31

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

For more familiar numbers: See One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

128488
49lo31
One Hundred and Twenty-Eight Thousand Four Hundred and Eighty-Eight in Base 31 Untrigesimal
128489
49lp31
One Hundred and Twenty-Eight Thousand Four Hundred and Eighty-Nine in Base 31 Untrigesimal
128490
49lq31
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety in Base 31 Untrigesimal
128492
49ls31
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Two in Base 31 Untrigesimal
128493
49lt31
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Three in Base 31 Untrigesimal
128494
49lu31
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Four in Base 31 Untrigesimal

Scientific Notation

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

1.28491e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00075p3t7celte31

The reciprocal of 128491 in Base 31 Untrigesimal.

Palindrome?

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

The number 49lr31 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-eight thousand four hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand four hundred and ninety-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 one hundred and twenty-eight thousand four hundred and ninety-one has the following 2 prime factors:

11
b31
Eleven in Base 31 Untrigesimal
11681
c4p31
Eleven Thousand Six Hundred and Eighty-One in Base 31 Untrigesimal

Prime Factorization

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

b311 · c4p311 = 49lr31

Base Conversions

The number one hundred and twenty-eight thousand four hundred and ninety-one in 35 different bases