The Number

72131

Seventy-Two Thousand One Hundred and Thirty-One

In Base 11 Undecimal Is

4a21411

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

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

Nearby Numbers

Positive, nonzero integers within three units

72128
4a21111
Seventy-Two Thousand One Hundred and Twenty-Eight in Base 11 Undecimal
72129
4a21211
Seventy-Two Thousand One Hundred and Twenty-Nine in Base 11 Undecimal
72130
4a21311
Seventy-Two Thousand One Hundred and Thirty in Base 11 Undecimal
72132
4a21511
Seventy-Two Thousand One Hundred and Thirty-Two in Base 11 Undecimal
72133
4a21611
Seventy-Two Thousand One Hundred and Thirty-Three in Base 11 Undecimal
72134
4a21711
Seventy-Two Thousand One Hundred and Thirty-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.

7.2131e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000226188838478194311

The reciprocal of 72131 in Base 11 Undecimal.

Palindrome?

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

The number 4a21411 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand one hundred and thirty-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.

Seventy-two 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 seventy-two thousand one hundred and thirty-one has the following 2 prime factors:

17
1611
Seventeen in Base 11 Undecimal
4243
320811
Four Thousand Two Hundred and Forty-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

16111 · 3208111 = 4a21411

Base Conversions

The number seventy-two thousand one hundred and thirty-one in 35 different bases