The Number

121945

One Hundred and Twenty-One Thousand Nine Hundred and Forty-Five

In Base 31 Untrigesimal Is

42rm31

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 Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

121942
42rj31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Two in Base 31 Untrigesimal
121943
42rk31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Three in Base 31 Untrigesimal
121944
42rl31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Four in Base 31 Untrigesimal
121946
42rn31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Six in Base 31 Untrigesimal
121947
42ro31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Seven in Base 31 Untrigesimal
121948
42rp31
One Hundred and Twenty-One Thousand Nine Hundred and Forty-Eight in Base 31 Untrigesimal

Scientific Notation

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

1.21945e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0007hnrt6a8fhp31

The reciprocal of 121945 in Base 31 Untrigesimal.

Palindrome?

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

The number 42rm31 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 forty-five is a composite number with 8 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 forty-five is a composite number with 8 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 forty-five has the following 2 prime factors:

5
531
Five in Base 31 Untrigesimal
29
t31
Twenty-Nine in Base 31 Untrigesimal

Prime Factorization

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

5311 · t313 = 42rm31

Base Conversions

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