The Number

128249

One Hundred and Twenty-Eight Thousand Two Hundred and Forty-Nine

In Base 31 Untrigesimal Is

49e231

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

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

Nearby Numbers

Positive, nonzero integers within three units

128246
49du31
One Hundred and Twenty-Eight Thousand Two Hundred and Forty-Six in Base 31 Untrigesimal
128247
49e031
One Hundred and Twenty-Eight Thousand Two Hundred and Forty-Seven in Base 31 Untrigesimal
128248
49e131
One Hundred and Twenty-Eight Thousand Two Hundred and Forty-Eight in Base 31 Untrigesimal
128250
49e331
One Hundred and Twenty-Eight Thousand Two Hundred and Fifty in Base 31 Untrigesimal
128251
49e431
One Hundred and Twenty-Eight Thousand Two Hundred and Fifty-One in Base 31 Untrigesimal
128252
49e531
One Hundred and Twenty-Eight Thousand Two Hundred and Fifty-Two in Base 31 Untrigesimal

Scientific Notation

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

1.28249e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0007674ubcoi6331

The reciprocal of 128249 in Base 31 Untrigesimal.

Palindrome?

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

The number 49e231 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 two hundred and forty-nine is a composite number with 8 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 two hundred and forty-nine 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 one hundred and twenty-eight thousand two hundred and forty-nine has the following 3 prime factors:

11
b31
Eleven in Base 31 Untrigesimal
89
2r31
Eighty-Nine in Base 31 Untrigesimal
131
4731
One Hundred and Thirty-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 · 2r311 · 47311 = 49e231

Base Conversions

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