The Number

161997

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

In Base 18 Octodecimal Is

19dhf18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

161994
19dhc18
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Four in Base 18 Octodecimal
161995
19dhd18
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Five in Base 18 Octodecimal
161996
19dhe18
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Six in Base 18 Octodecimal
161998
19dhg18
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Eight in Base 18 Octodecimal
161999
19dhh18
One Hundred and Sixty-One Thousand Nine Hundred and Ninety-Nine in Base 18 Octodecimal
162000
19e0018
One Hundred and Sixty-Two Thousand in Base 18 Octodecimal

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.

0.0000bbh3cd594097b18

The reciprocal of 161997 in Base 18 Octodecimal.

Palindrome?

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

The number 19dhf18 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 18 Octodecimal

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
318
Three in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal
4909
f2d18
Four Thousand Nine Hundred and Nine in Base 18 Octodecimal

Prime Factorization

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

3181 · b181 · f2d181 = 19dhf18

Base Conversions

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