The Number

72161

Seventy-Two Thousand One Hundred and Sixty-One

In Base 30 Trigesimal Is

2k5b30

The numbers with a 30 subscript use Base 30 Trigesimal 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
2k5830
Seventy-Two Thousand One Hundred and Fifty-Eight in Base 30 Trigesimal
72159
2k5930
Seventy-Two Thousand One Hundred and Fifty-Nine in Base 30 Trigesimal
72160
2k5a30
Seventy-Two Thousand One Hundred and Sixty in Base 30 Trigesimal
72162
2k5c30
Seventy-Two Thousand One Hundred and Sixty-Two in Base 30 Trigesimal
72163
2k5d30
Seventy-Two Thousand One Hundred and Sixty-Three in Base 30 Trigesimal
72164
2k5e30
Seventy-Two Thousand One Hundred and Sixty-Four in Base 30 Trigesimal

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.

0.000b6mc8r02jkqe30

The reciprocal of 72161 in Base 30 Trigesimal.

Palindrome?

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

The number 2k5b30 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 30 Trigesimal

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
2k5b30
Seventy-Two Thousand One Hundred and Sixty-One in Base 30 Trigesimal

Prime Factorization

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

2k5b301 = 2k5b30

Base Conversions

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