The Number

121987

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

In Base 5 Quinary Is

124004225

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121984
124004145
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Four in Base 5 Quinary
121985
124004205
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 5 Quinary
121986
124004215
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 5 Quinary
121988
124004235
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Eight in Base 5 Quinary
121989
124004245
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 5 Quinary
121990
124004305
One Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 5 Quinary

Scientific Notation

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

1.21987e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000310011403322403420303415

The reciprocal of 121987 in Base 5 Quinary.

Palindrome?

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

The number 124004225 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-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand nine hundred and eighty-seven is a composite number with 4 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-seven has the following 2 prime factors:

199
12445
One Hundred and Ninety-Nine in Base 5 Quinary
613
44235
Six Hundred and Thirteen in Base 5 Quinary

Prime Factorization

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

124451 · 442351 = 124004225

Base Conversions

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