The Number

121505

One Hundred and Twenty-One Thousand Five Hundred and Five

Nearby Numbers

Positive, nonzero integers within three units

121502
One Hundred and Twenty-One Thousand Five Hundred and Two
121503
One Hundred and Twenty-One Thousand Five Hundred and Three
121504
One Hundred and Twenty-One Thousand Five Hundred and Four
121506
One Hundred and Twenty-One Thousand Five Hundred and Six
121507
One Hundred and Twenty-One Thousand Five Hundred and Seven
121508
One Hundred and Twenty-One Thousand Five Hundred and Eight

Scientific Notation

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

1.21505e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000008230113987078722

The reciprocal of 121505.

Palindrome?

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

The number 121505 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 five hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand five hundred and 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 five hundred and five has the following 3 prime factors:

5
Five
19
Nineteen
1279
One Thousand Two Hundred and Seventy-Nine

Prime Factorization

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

51 · 191 · 12791 = 121505

Base Conversions

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