The Number

131287

One Hundred and Thirty-One Thousand Two Hundred and Eighty-Seven

Nearby Numbers

Positive, nonzero integers within three units

131284
One Hundred and Thirty-One Thousand Two Hundred and Eighty-Four
131285
One Hundred and Thirty-One Thousand Two Hundred and Eighty-Five
131286
One Hundred and Thirty-One Thousand Two Hundred and Eighty-Six
131288
One Hundred and Thirty-One Thousand Two Hundred and Eighty-Eight
131289
One Hundred and Thirty-One Thousand Two Hundred and Eighty-Nine
131290
One Hundred and Thirty-One Thousand Two Hundred and Ninety

Scientific Notation

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

1.31287e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007616900378559949

The reciprocal of 131287.

Palindrome?

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

The number 131287 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 thirty-one thousand two hundred and eighty-seven is a composite number with 4 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 thirty-one thousand two 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 thirty-one thousand two hundred and eighty-seven has the following 2 prime factors:

13
Thirteen
10099
Ten Thousand and Ninety-Nine

Prime Factorization

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

131 · 100991 = 131287

Base Conversions

The number one hundred and thirty-one thousand two hundred and eighty-seven in 35 different bases