The Number

161640

One Hundred and Sixty-One Thousand Six Hundred and Forty

Nearby Numbers

Positive, nonzero integers within three units

161637
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Seven
161638
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Eight
161639
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Nine
161641
One Hundred and Sixty-One Thousand Six Hundred and Forty-One
161642
One Hundred and Sixty-One Thousand Six Hundred and Forty-Two
161643
One Hundred and Sixty-One Thousand Six Hundred and Forty-Three

Scientific Notation

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

1.61640e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000006186587478346944

The reciprocal of 161640.

Palindrome?

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

The number 161640 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 sixty-one thousand six hundred and forty is a composite number with 48 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 sixty-one thousand six hundred and forty is a composite number with 48 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 sixty-one thousand six hundred and forty has the following 4 prime factors:

2
Two
3
Three
5
Five
449
Four Hundred and Forty-Nine

Prime Factorization

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

23 · 32 · 51 · 4491 = 161640

Base Conversions

The number one hundred and sixty-one thousand six hundred and forty in 35 different bases