The Number

101990

One Hundred and One Thousand Nine Hundred and Ninety

In Base 11 Undecimal Is

6a69911

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

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

Nearby Numbers

Positive, nonzero integers within three units

101987
6a69611
One Hundred and One Thousand Nine Hundred and Eighty-Seven in Base 11 Undecimal
101988
6a69711
One Hundred and One Thousand Nine Hundred and Eighty-Eight in Base 11 Undecimal
101989
6a69811
One Hundred and One Thousand Nine Hundred and Eighty-Nine in Base 11 Undecimal
101991
6a69a11
One Hundred and One Thousand Nine Hundred and Ninety-One in Base 11 Undecimal
101992
6a6a011
One Hundred and One Thousand Nine Hundred and Ninety-Two in Base 11 Undecimal
101993
6a6a111
One Hundred and One 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.

1.01990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000164084455669335411

The reciprocal of 101990 in Base 11 Undecimal.

Palindrome?

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

The number 6a69911 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 one thousand nine hundred and ninety is a composite number with 32 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 one thousand nine hundred and ninety is a composite number with 32 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 one thousand nine hundred and ninety has the following 5 prime factors:

2
211
Two in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
7
711
Seven in Base 11 Undecimal
31
2911
Thirty-One in Base 11 Undecimal
47
4311
Forty-Seven 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 · 7111 · 29111 · 43111 = 6a69911

Base Conversions

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