The Number

161638

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

In Base 21 Unovigesimal Is

h9b121

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

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

Nearby Numbers

Positive, nonzero integers within three units

161635
h9aj21
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Five in Base 21 Unovigesimal
161636
h9ak21
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Six in Base 21 Unovigesimal
161637
h9b021
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Seven in Base 21 Unovigesimal
161639
h9b221
One Hundred and Sixty-One Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal
161640
h9b321
One Hundred and Sixty-One Thousand Six Hundred and Forty in Base 21 Unovigesimal
161641
h9b421
One Hundred and Sixty-One Thousand Six 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.

1.61638e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000145cf6gd1e7h721

The reciprocal of 161638 in Base 21 Unovigesimal.

Palindrome?

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

The number h9b121 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 six hundred and thirty-eight is a composite number with 4 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-one thousand six hundred and thirty-eight is a composite number with 4 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 six hundred and thirty-eight has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
80819
8f5b21
Eighty Thousand Eight 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 · 8f5b211 = h9b121

Base Conversions

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