The Number

72161

Seventy-Two Thousand One Hundred and Sixty-One

In Base 11 Undecimal Is

4a24111

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

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

Nearby Numbers

Positive, nonzero integers within three units

72158
4a23911
Seventy-Two Thousand One Hundred and Fifty-Eight in Base 11 Undecimal
72159
4a23a11
Seventy-Two Thousand One Hundred and Fifty-Nine in Base 11 Undecimal
72160
4a24011
Seventy-Two Thousand One Hundred and Sixty in Base 11 Undecimal
72162
4a24211
Seventy-Two Thousand One Hundred and Sixty-Two in Base 11 Undecimal
72163
4a24311
Seventy-Two Thousand One Hundred and Sixty-Three in Base 11 Undecimal
72164
4a24411
Seventy-Two Thousand One Hundred and Sixty-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.

7.2161e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000022606229aa8a980311

The reciprocal of 72161 in Base 11 Undecimal.

Palindrome?

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

The number 4a24111 is not a palindrome.

A Prime Number

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

Seventy-two thousand one hundred and sixty-one is the 7142nd prime number.   See primes in Base 11 Undecimal

Not A Composite

Composites have more than just these two factors.

Seventy-Two Thousand One Hundred and Sixty-One is not a composite number because it has exactly two factors: One and Seventy-Two Thousand One Hundred and Sixty-One

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 sixty-one has the following 1 prime factor:

72161
4a24111
Seventy-Two Thousand One Hundred and Sixty-One in Base 11 Undecimal

Prime Factorization

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

4a241111 = 4a24111

Base Conversions

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