The Number

130721

One Hundred and Thirty Thousand Seven Hundred and Twenty-One

In Base 11 Undecimal Is

8a23811

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

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

Nearby Numbers

Positive, nonzero integers within three units

130718
8a23511
One Hundred and Thirty Thousand Seven Hundred and Eightteen in Base 11 Undecimal
130719
8a23611
One Hundred and Thirty Thousand Seven Hundred and Nineteen in Base 11 Undecimal
130720
8a23711
One Hundred and Thirty Thousand Seven Hundred and Twenty in Base 11 Undecimal
130722
8a23911
One Hundred and Thirty Thousand Seven Hundred and Twenty-Two in Base 11 Undecimal
130723
8a23a11
One Hundred and Thirty Thousand Seven Hundred and Twenty-Three in Base 11 Undecimal
130724
8a24011
One Hundred and Thirty Thousand Seven Hundred and Twenty-Four in Base 11 Undecimal

Scientific Notation

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

1.30721e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000126090213902982411

The reciprocal of 130721 in Base 11 Undecimal.

Palindrome?

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

The number 8a23811 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 thirty thousand seven hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty thousand seven hundred and twenty-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 thirty thousand seven hundred and twenty-one has the following 2 prime factors:

37
3411
Thirty-Seven in Base 11 Undecimal
3533
272211
Three Thousand Five Hundred and Thirty-Three in Base 11 Undecimal

Prime Factorization

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

34111 · 2722111 = 8a23811

Base Conversions

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