The Number

61991

Sixty-One Thousand Nine Hundred and Ninety-One

In Base 30 Trigesimal Is

28qb30

The numbers with a 30 subscript use Base 30 Trigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

61988
28q830
Sixty-One Thousand Nine Hundred and Eighty-Eight in Base 30 Trigesimal
61989
28q930
Sixty-One Thousand Nine Hundred and Eighty-Nine in Base 30 Trigesimal
61990
28qa30
Sixty-One Thousand Nine Hundred and Ninety in Base 30 Trigesimal
61992
28qc30
Sixty-One Thousand Nine Hundred and Ninety-Two in Base 30 Trigesimal
61993
28qd30
Sixty-One Thousand Nine Hundred and Ninety-Three in Base 30 Trigesimal
61994
28qe30
Sixty-One Thousand Nine Hundred and Ninety-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.

6.1991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000d1tn4cjhocs30

The reciprocal of 61991 in Base 30 Trigesimal.

Palindrome?

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

The number 28qb30 is not a palindrome.

A Prime Number

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

Sixty-one thousand nine hundred and ninety-one is the 6232nd prime number.   See primes in Base 30 Trigesimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number sixty-one thousand nine hundred and ninety-one has the following 1 prime factor:

61991
28qb30
Sixty-One Thousand Nine Hundred and Ninety-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

28qb301 = 28qb30

Base Conversions

The number sixty-one thousand nine hundred and ninety-one in 35 different bases