The Number

121315

One Hundred and Twenty-One Thousand Three Hundred and Fifteen

Nearby Numbers

Positive, nonzero integers within three units

121312
One Hundred and Twenty-One Thousand Three Hundred and Twelve
121313
One Hundred and Twenty-One Thousand Three Hundred and Thirteen
121314
One Hundred and Twenty-One Thousand Three Hundred and Fourteen
121316
One Hundred and Twenty-One Thousand Three Hundred and Sixteen
121317
One Hundred and Twenty-One Thousand Three Hundred and Seventeen
121318
One Hundred and Twenty-One Thousand Three Hundred and Eightteen

Scientific Notation

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

1.21315e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000008243003750566706

The reciprocal of 121315.

Palindrome?

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

The number 121315 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 three hundred and fifteen 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 three hundred and fifteen 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 three hundred and fifteen has the following 3 prime factors:

5
Five
19
Nineteen
1277
One Thousand Two Hundred and Seventy-Seven

Prime Factorization

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

51 · 191 · 12771 = 121315

Base Conversions

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