The Number

165021

One Hundred and Sixty-Five Thousand and Twenty-One

In Base 11 Undecimal Is

102a8a11

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

For more familiar numbers: See One Hundred and Sixty-Five Thousand and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

165018
102a8711
One Hundred and Sixty-Five Thousand and Eightteen in Base 11 Undecimal
165019
102a8811
One Hundred and Sixty-Five Thousand and Nineteen in Base 11 Undecimal
165020
102a8911
One Hundred and Sixty-Five Thousand and Twenty in Base 11 Undecimal
165022
102a9011
One Hundred and Sixty-Five Thousand and Twenty-Two in Base 11 Undecimal
165023
102a9111
One Hundred and Sixty-Five Thousand and Twenty-Three in Base 11 Undecimal
165024
102a9211
One Hundred and Sixty-Five Thousand and Twenty-Four in Base 11 Undecimal

Scientific Notation

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

1.65021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000a80a8565824a73111

The reciprocal of 165021 in Base 11 Undecimal.

Palindrome?

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

The number 102a8a11 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-five thousand and twenty-one 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-five thousand and twenty-one 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-five thousand and twenty-one has the following 3 prime factors:

3
311
Three in Base 11 Undecimal
67
6111
Sixty-Seven in Base 11 Undecimal
821
68711
Eight Hundred and Twenty-One in Base 11 Undecimal

Prime Factorization

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

3111 · 61111 · 687111 = 102a8a11

Base Conversions

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