The Number

128131

One Hundred and Twenty-Eight Thousand One Hundred and Thirty-One

In Base 31 Untrigesimal Is

49a831

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

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

Nearby Numbers

Positive, nonzero integers within three units

128128
49a531
One Hundred and Twenty-Eight Thousand One Hundred and Twenty-Eight in Base 31 Untrigesimal
128129
49a631
One Hundred and Twenty-Eight Thousand One Hundred and Twenty-Nine in Base 31 Untrigesimal
128130
49a731
One Hundred and Twenty-Eight Thousand One Hundred and Thirty in Base 31 Untrigesimal
128132
49a931
One Hundred and Twenty-Eight Thousand One Hundred and Thirty-Two in Base 31 Untrigesimal
128133
49aa31
One Hundred and Twenty-Eight Thousand One Hundred and Thirty-Three in Base 31 Untrigesimal
128134
49ab31
One Hundred and Twenty-Eight Thousand One Hundred and Thirty-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.

1.28131e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00076dggpeoc631

The reciprocal of 128131 in Base 31 Untrigesimal.

Palindrome?

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

The number 49a831 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 one hundred and thirty-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 one hundred and thirty-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 one hundred and thirty-one has the following 2 prime factors:

37
1631
Thirty-Seven in Base 31 Untrigesimal
3463
3im31
Three Thousand Four Hundred and Sixty-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

16311 · 3im311 = 49a831

Base Conversions

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