The Number

128345

One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Five

In Base 31 Untrigesimal Is

49h531

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

For more familiar numbers: See One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

128342
49h231
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Two in Base 31 Untrigesimal
128343
49h331
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Three in Base 31 Untrigesimal
128344
49h431
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Four in Base 31 Untrigesimal
128346
49h631
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Six in Base 31 Untrigesimal
128347
49h731
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Seven in Base 31 Untrigesimal
128348
49h831
One Hundred and Twenty-Eight Thousand Three Hundred and Forty-Eight in Base 31 Untrigesimal

Scientific Notation

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

1.28345e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000761ug24taub31

The reciprocal of 128345 in Base 31 Untrigesimal.

Palindrome?

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

The number 49h531 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 three hundred and forty-five is a composite number with 16 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 three hundred and forty-five is a composite number with 16 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 three hundred and forty-five has the following 4 prime factors:

5
531
Five in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
19
j31
Nineteen in Base 31 Untrigesimal
193
6731
One Hundred and Ninety-Three in Base 31 Untrigesimal

Prime Factorization

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

5311 · 7311 · j311 · 67311 = 49h531

Base Conversions

The number one hundred and twenty-eight thousand three hundred and forty-five in 35 different bases