The Number

121989

One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine

In Base 31 Untrigesimal Is

42t431

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121986
42t131
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 31 Untrigesimal
121987
42t231
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 31 Untrigesimal
121988
42t331
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Eight in Base 31 Untrigesimal
121990
42t531
One Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 31 Untrigesimal
121991
42t631
One Hundred and Twenty-One Thousand Nine Hundred and Ninety-One in Base 31 Untrigesimal
121992
42t731
One Hundred and Twenty-One Thousand Nine Hundred and Ninety-Two in Base 31 Untrigesimal

Scientific Notation

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

1.21989e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0007hl8hgb5g2n31

The reciprocal of 121989 in Base 31 Untrigesimal.

Palindrome?

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

The number 42t431 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 twenty-one thousand nine hundred and eighty-nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand nine hundred and eighty-nine is a composite number with 16 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 twenty-one thousand nine hundred and eighty-nine has the following 4 prime factors:

3
331
Three in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
37
1631
Thirty-Seven in Base 31 Untrigesimal
157
5231
One Hundred and Fifty-Seven in Base 31 Untrigesimal

Prime Factorization

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

3311 · 7311 · 16311 · 52311 = 42t431

Base Conversions

The number one hundred and twenty-one thousand nine hundred and eighty-nine in 35 different bases