The Number

161997

One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Seven

Nearby Numbers

Positive, nonzero integers within three units

161994
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Four
161995
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Five
161996
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Six
161998
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Eight
161999
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Nine
162000
One Hundred and Sixty-Two Thousand

Scientific Notation

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

1.61997e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000061729538201324715

The reciprocal of 161997.

Palindrome?

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

The number 161997 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 ninety-seven is a composite number with 8 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 ninety-seven is a composite number with 8 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 ninety-seven has the following 3 prime factors:

3
Three
11
Eleven
4909
Four Thousand Nine Hundred and Nine

Prime Factorization

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

31 · 111 · 49091 = 161997

Base Conversions

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