The Number

491642

Four Hundred and Ninety-One Thousand Six Hundred and Forty-Two

Nearby Numbers

Positive, nonzero integers within three units

491639
Four Hundred and Ninety-One Thousand Six Hundred and Thirty-Nine
491640
Four Hundred and Ninety-One Thousand Six Hundred and Forty
491641
Four Hundred and Ninety-One Thousand Six Hundred and Forty-One
491643
Four Hundred and Ninety-One Thousand Six Hundred and Forty-Three
491644
Four Hundred and Ninety-One Thousand Six Hundred and Forty-Four
491645
Four Hundred and Ninety-One Thousand Six Hundred and Forty-Five

Scientific Notation

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

4.91642e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000203400034984806

The reciprocal of 491642.

Palindrome?

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

The number 491642 is not a palindrome.

Not A Prime Number

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

Four hundred and ninety-one thousand six hundred and forty-two 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.

Four hundred and ninety-one thousand six hundred and forty-two 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 four hundred and ninety-one thousand six hundred and forty-two has the following 2 prime factors:

2
Two
245821
Two Hundred and Forty-Five Thousand Eight Hundred and Twenty-One

Prime Factorization

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

21 · 2458211 = 491642

Base Conversions

The number four hundred and ninety-one thousand six hundred and forty-two in 35 different bases