The Number

201231

Two Hundred and One Thousand Two Hundred and Thirty-One

Nearby Numbers

Positive, nonzero integers within three units

201228
Two Hundred and One Thousand Two Hundred and Twenty-Eight
201229
Two Hundred and One Thousand Two Hundred and Twenty-Nine
201230
Two Hundred and One Thousand Two Hundred and Thirty
201232
Two Hundred and One Thousand Two Hundred and Thirty-Two
201233
Two Hundred and One Thousand Two Hundred and Thirty-Three
201234
Two Hundred and One Thousand Two Hundred and Thirty-Four

Scientific Notation

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

2.01231e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004969413261376229

The reciprocal of 201231.

Palindrome?

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

The number 201231 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two hundred and one thousand two hundred and thirty-one is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two hundred and one thousand two hundred and thirty-one is a composite number with 16 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 two hundred and one thousand two hundred and thirty-one has the following 3 prime factors:

3
Three
29
Twenty-Nine
257
Two Hundred and Fifty-Seven

Prime Factorization

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

33 · 291 · 2571 = 201231

Base Conversions

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