The Number

166990

One Hundred and Sixty-Six Thousand Nine Hundred and Ninety

In Base 11 Undecimal Is

10450a11

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

166987
10450711
One Hundred and Sixty-Six Thousand Nine Hundred and Eighty-Seven in Base 11 Undecimal
166988
10450811
One Hundred and Sixty-Six Thousand Nine Hundred and Eighty-Eight in Base 11 Undecimal
166989
10450911
One Hundred and Sixty-Six Thousand Nine Hundred and Eighty-Nine in Base 11 Undecimal
166991
10451011
One Hundred and Sixty-Six Thousand Nine Hundred and Ninety-One in Base 11 Undecimal
166992
10451111
One Hundred and Sixty-Six Thousand Nine Hundred and Ninety-Two in Base 11 Undecimal
166993
10451211
One Hundred and Sixty-Six Thousand Nine Hundred and Ninety-Three in Base 11 Undecimal

Scientific Notation

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

1.66990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000a6773247621182311

The reciprocal of 166990 in Base 11 Undecimal.

Palindrome?

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

The number 10450a11 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-six thousand nine hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

One hundred and sixty-six thousand nine hundred and ninety 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-six thousand nine hundred and ninety has the following 3 prime factors:

2
211
Two in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
16699
1160111
Sixteen Thousand Six Hundred and Ninety-Nine in Base 11 Undecimal

Prime Factorization

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

2111 · 5111 · 11601111 = 10450a11

Base Conversions

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