The Number

165138

One Hundred and Sixty-Five Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

hh9f21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

165135
hh9c21
One Hundred and Sixty-Five Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
165136
hh9d21
One Hundred and Sixty-Five Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
165137
hh9e21
One Hundred and Sixty-Five Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
165139
hh9g21
One Hundred and Sixty-Five Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
165140
hh9h21
One Hundred and Sixty-Five Thousand One Hundred and Forty in Base 21 Unovigesimal
165141
hh9i21
One Hundred and Sixty-Five Thousand One Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

1.65138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00013f7bif528cg721

The reciprocal of 165138 in Base 21 Unovigesimal.

Palindrome?

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

The number hh9f21 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 one hundred and thirty-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and sixty-five thousand one hundred and thirty-eight is a composite number with 16 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 one hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
1619
3e221
One Thousand Six Hundred and Nineteen in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3211 · h211 · 3e2211 = hh9f21

Base Conversions

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