The Number

81125

Eighty-One Thousand One Hundred and Twenty-Five

In Base 11 Undecimal Is

55a5011

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81122
55a4811
Eighty-One Thousand One Hundred and Twenty-Two in Base 11 Undecimal
81123
55a4911
Eighty-One Thousand One Hundred and Twenty-Three in Base 11 Undecimal
81124
55a4a11
Eighty-One Thousand One Hundred and Twenty-Four in Base 11 Undecimal
81126
55a5111
Eighty-One Thousand One Hundred and Twenty-Six in Base 11 Undecimal
81127
55a5211
Eighty-One Thousand One Hundred and Twenty-Seven in Base 11 Undecimal
81128
55a5311
Eighty-One Thousand One Hundred and Twenty-Eight in Base 11 Undecimal

Scientific Notation

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

8.1125e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001a92367a244820a911

The reciprocal of 81125 in Base 11 Undecimal.

Palindrome?

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

The number 55a5011 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand one hundred and twenty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand one hundred and twenty-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 eighty-one thousand one hundred and twenty-five has the following 3 prime factors:

5
511
Five in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
59
5411
Fifty-Nine in Base 11 Undecimal

Prime Factorization

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

5113 · 10111 · 54111 = 55a5011

Base Conversions

The number eighty-one thousand one hundred and twenty-five in 35 different bases