The Number

161920

One Hundred and Sixty-One Thousand Nine Hundred and Twenty

Nearby Numbers

Positive, nonzero integers within three units

161917
One Hundred and Sixty-One Thousand Nine Hundred and Seventeen
161918
One Hundred and Sixty-One Thousand Nine Hundred and Eightteen
161919
One Hundred and Sixty-One Thousand Nine Hundred and Nineteen
161921
One Hundred and Sixty-One Thousand Nine Hundred and Twenty-One
161922
One Hundred and Sixty-One Thousand Nine Hundred and Twenty-Two
161923
One Hundred and Sixty-One Thousand Nine Hundred and Twenty-Three

Scientific Notation

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

1.61920e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000006175889328063241

The reciprocal of 161920.

Palindrome?

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

The number 161920 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 nine hundred and twenty is a composite number with 64 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 nine hundred and twenty is a composite number with 64 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 nine hundred and twenty has the following 4 prime factors:

2
Two
5
Five
11
Eleven
23
Twenty-Three

Prime Factorization

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

27 · 51 · 111 · 231 = 161920

Base Conversions

The number one hundred and sixty-one thousand nine hundred and twenty in 35 different bases